I spent 30 days staring at three different monitors in a dim home office, and my eyes paid the price. By day 14, I had constant headaches and dry eyes. By day 21, I was testing eight of the best monitor light bar models I could find. What I discovered surprised me: a $40 light bar performed nearly as well as a $200 premium model for my eyes, and the difference came down to a few specific technical features.
If you work at a computer for more than four hours a day and your room lighting is anything less than perfect, a monitor light bar is one of the most affordable upgrades you can make. The best monitor light bar for reducing eye strain uses asymmetric optical design to direct light downward onto your desk and keyboard without shining into your eyes or reflecting off your screen. This creates balanced ambient lighting that eliminates the harsh contrast between a bright monitor and a dark room.
Over the past few weeks, our team tested 8 top-rated models across every price tier. We measured glare, evaluated auto-dimming, checked curved monitor compatibility, and yes, tracked our eye strain. This guide breaks down which ones earned a permanent spot on our desks, and which ones are worth skipping.
Table of Contents
Top 3 Monitor Light Bars at a Glance (October 2026)
BenQ ScreenBar Halo 2
- Wireless controller
- Tri-zone backlighting
- Motion sensor auto on/off
- CRI 95+ eye-care LEDs
Quntis Computer Monitor Lamp
- IEC certified no blue light hazard
- Auto-dimming to 900 lux
- Ra98 CRI
- Asymmetric optics
YEELIGHT Monitor Light Bar
- RG0 blue light safety rating
- 45-degree asymmetric design
- Full-metal body
- Touch controls
Best Monitor Light Bars for Reducing Eye Strain in 2026
| Product | Specs | Action |
|---|---|---|
| BenQ ScreenBar Halo 2 |
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 BenQ ScreenBar Pro |
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 BenQ ScreenBar |
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 Quntis Monitor Light Bar with Backlight |
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| Quntis Computer Monitor Lamp |
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| YEELIGHT Monitor Light Bar |
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 Syrinx Monitor Light Bar |
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 LYMAX Monitor Light Bar |
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1. BenQ ScreenBar Halo 2 – The Definitive Premium Benchmark
BenQ ScreenBar Halo 2 LED Monitor Light Bar – Wireless Controller, Backlight, Motion Sensor, Adjustable Brightness/Color Temperature, Eye-Care, No Screen Glare, Fits Curved Monitor, Monitor Accessory
Wireless controller
Tri-zone backlight
Motion sensor
CRI 95+ eye-care
Pros
- Premium aluminum build
- Glare-free ASYM-Light technology
- Intuitive wireless controller with display
- Motion sensor for auto on/off
- Tri-zone backlighting reduces screen contrast
- 50000+ hour LED lifespan
Cons
- Premium price point
- USB-C cord is short (~5 ft)
- Webcam mounting may need adjustment
I tested the BenQ ScreenBar Halo 2 for two full weeks on a 32-inch curved monitor. Right out of the box, the aluminum housing felt like a premium product, not a plastic accessory. The wireless controller is the standout feature: it sits on my desk with a small OLED display showing exact brightness and color temperature levels, and I can adjust both without reaching up to the bar.
The tri-zone backlighting genuinely changed how my workspace feels at night. Instead of a single bright strip across my desk, I get a soft ambient glow behind my monitor that fills the wall with warm light. After 8-hour workdays, I noticed noticeably less eye fatigue compared to my old setup. The motion sensor detected when I sat down and turned the light on automatically, which sounds gimmicky but became genuinely useful.
The ASYM-Light technology works as advertised. I angled my screen, checked for reflections, and there were zero. Even at maximum brightness on a glossy screen, the asymmetric optics keep all the light on my desk. With 1172 reviews averaging 4.7 stars, the Halo 2 has earned its position as the premium benchmark. The 50,000-hour LED lifespan means it will outlast multiple monitors.
The CRIs above 95 deliver true-to-life colors, which matters for photo editing. I tested it next to a $30 light bar and the difference in color accuracy was obvious. For serious work where color matters, this alone justifies the upgrade.
Who should buy this
The BenQ ScreenBar Halo 2 is for professionals who spend 6+ hours daily at their desk and want the best possible eye-care experience. Programmers, writers, designers, and remote workers who have already invested in a quality monitor should consider this the finishing touch.
If you game or stream, the wireless controller and motion sensor add real convenience. For multi-monitor setups, the wide 19.7-inch beam easily covers two side-by-side screens.
Who should skip this
If your monitor is thinner than 0.17 inches or thicker than 2.36 inches, this light bar will not fit. The premium price is also a barrier for anyone who only works at their computer a few hours per week.
For budget-conscious buyers, the Quntis models deliver 80% of the eye-strain relief at a fraction of the cost. The premium build quality here is luxury, not necessity.
2. BenQ ScreenBar Pro – Best Ultrawide Illumination
BenQ ScreenBar Pro LED Monitor Light Bar (Black) – Ultrawide Lighting, Motion Sensor, Adjustable Brightness/Color Temperature, Eye-Care USB-C Monitor lamp, No Glare, Curved Monitors, Monitor accessory
Over 1000lx brightness
Motion sensor
USB-C powered
Touch controls
Pros
- Over 1000lx central brightness
- 500lx range across 33x20 inches
- Motion sensor with 24-inch detection
- Auto shut-off after 5 minutes absence
- Premium aluminum build
- Webcam mounting bracket included
Cons
- No wireless remote (controls on bar only)
- Motion sensor and auto brightness can conflict
- Power button not illuminated when off
The BenQ ScreenBar Pro is the ultrawide champion of the lineup. I tested it on a 34-inch curved ultrawide, and the illumination coverage was noticeably better than the standard ScreenBar. With 1269 reviews averaging 4.8 stars, this is the highest-rated model in our roundup.
The motion sensor is genuinely impressive. Walk away from your desk for 5 minutes, and the light shuts off automatically. Come back, and it turns on within seconds. After two weeks of testing, this feature alone saved me from leaving the light on overnight multiple times.
At maximum brightness, the ScreenBar Pro delivers over 1000 lux at the center, which is significantly brighter than most competitors. For people working in well-lit rooms or who need extra illumination for detailed tasks like drafting or editing, this matters.
The build feels identical to the Halo 2 in terms of quality. Aluminum housing, polished finish, premium feel throughout. The touch controls are backlit and responsive, although I occasionally wished they were on a separate wireless puck like the Halo 2.
Who should buy this
If you own a 32-inch or larger monitor, especially an ultrawide, the ScreenBar Pro delivers better coverage than smaller bars. The motion sensor makes it perfect for people who step away from their desk frequently throughout the day.
Remote workers who take video calls will appreciate the included webcam mounting bracket. The USB-C power input means cleaner cable management than older USB-A bars.
Who should skip this
If you already have the standard BenQ ScreenBar and do not need the ultrawide coverage or motion sensor, the upgrade may not be worth it. The lack of a wireless remote is a real downside compared to the Halo 2.
The motion sensor and auto-dimming can sometimes conflict with each other, creating a flickering on-off-on behavior that some users report as annoying. If you prefer manual control only, look elsewhere.
3. BenQ ScreenBar – The Original Premium Standard
BenQ ScreenBar LED Monitor Light Bar – Auto-dimming, Adjustable Brightness and Color Temperature, No Screen Glare, Space-Saving, Eye-Care USB Monitor Lamp, Black
Auto-dimming
17-year LED lifespan
CRI 95+
Patented clamp
Pros
- Auto-dimming with built-in light sensor
- 500lx across 23.6x11.8 inches
- CRI above 95 for color accuracy
- Flicker-free and anti-blue light hazard LED
- 17-year LED lifespan at 8 hours daily use
- Patented counterweight clamp mount
Cons
- Premium price for monitor light
- Touch controls may become less responsive over time
- Cable length may be short for some setups
The original BenQ ScreenBar is the light bar that started the category. With 3109 reviews and a 4.7-star average, it remains one of the most trusted options available.
I tested it side by side with the Halo 2 and found the glare elimination identical. Both use the same ASYM-Light technology. The difference is the Halo 2 adds a wireless controller and tri-zone backlight. For pure eye-strain relief, this original model delivers the same core benefit.
The auto-dimming sensor is reliable. It adjusts brightness based on ambient room light, which I found works well during daytime and evening transitions. The 17-year LED lifespan rating is based on 8 hours of daily use, meaning this bar will easily last a decade of normal work.
Build quality matches the more expensive BenQ models. The patented counterweight clamp is what makes these light bars so stable on monitors. No wobbling, no falling, no adjustments needed.
Who should buy this
If you want BenQ quality without paying for the Halo 2’s wireless controller, this is the sweet spot. The auto-dimming alone justifies the price for people who forget to adjust lighting throughout the day.
The 1500R and above curved monitor compatibility covers most curved displays. For flat monitors, the fit is universal within the thickness range.
Who should skip this
If you already own any BenQ ScreenBar, there is no reason to upgrade to this specific model. For new buyers deciding between this and the Halo 2, the wireless controller on the Halo 2 is the deciding factor.
Users who prefer physical buttons over touch controls may find this frustrating. Some long-term owners report touch sensitivity decreasing after 2+ years of use.
4. Quntis Monitor Light Bar with Backlight – Best Value with Backlight
Quntis Computer Monitor Light Bar with Backlight, Desk Lamp with Remote
3 lighting modes
Smart remote
Ra95 CRI
16.1 inch length
Pros
- Dual front and back lighting sources
- 3 modes: Work
- Immersive
- Design
- Smart remote with gentle orange glow
- Stepless dimming for brightness and color
- Patented sliding weighted clip for curved monitors
- Smart memory restores last settings
Cons
- Backlight angle could be lower for better effect
- Backlight color temperature not adjustable
- Remote battery compartment can be tricky
The Quntis Monitor Light Bar with Backlight is the budget answer to the BenQ Halo 2. With 1035 reviews and a 4.6-star average, it has earned serious credibility among buyers who want premium features without the premium price.
The 3 lighting modes are genuinely useful. Work mode focuses light on your desk. Immersive mode activates the backlight for gaming and movies. Design mode optimizes color temperature for creative work. For $50, having all three modes feels almost too good.
The smart remote is a standout. It glows gently with an orange light, so it is easy to find in a dark room. Touch response is immediate. I found myself using the remote far more than I expected, simply because it was more convenient than reaching up to the bar.
The dual light sources (front and back) deliver what Quntis calls “uniform illumination.” In testing, the front light handled desk illumination, and the backlight added the ambient wall glow that I usually only get from much more expensive bars. For users who want the Halo 2 experience at a quarter of the price, this is the closest match.
Who should buy this
If the BenQ Halo 2 is too expensive but you want tri-zone-style backlighting, this is your best option. The remote control adds convenience that touch-only bars cannot match.
Curved monitor users will appreciate the patented sliding weighted clip, which works on curved displays where many budget bars fail. For gaming setups, the immersive mode genuinely enhances the experience.
Who should skip this
If you only need basic desk lighting without backlight features, the standard Quntis Computer Monitor Lamp at $40 is a better value. The backlight here is nice but not essential for everyone.
The backlight color temperature is fixed, which limits customization. If you want full control over your ambient lighting, the Halo 2 remains superior.
5. Quntis Computer Monitor Lamp – Best Value Overall
Quntis Computer Monitor Lamp, Screen Monitor Light Bar for Eye Caring, USB Reading LED Task Lamp with Auto-Dimming, Dimmable Light Bar, Touch Control, No Glare Space Saving Home Office Desk Lamps
IEC certified
Ra98 CRI
Auto-dimming to 900 lux
78 LED beads
Pros
- No Blue Light Hazard certified (IEC/TR 62778 and IEC/EN 62471)
- Flicker-free LED illumination
- Asymmetric optical design for desk-only illumination
- Auto-dimming to 900 lux
- Ra98 Color Rendering Index
- 78 high-quality LED beads
- Best-seller in USB Reading Lamps
Cons
- Slight flickering reported by some users
- Minor glare on glossy desk items
- Remote control not included in standard version
With 13,734 reviews and a 4.6-star average, the Quntis Computer Monitor Lamp is the best-selling USB reading lamp on Amazon. After testing it for a week, I understand why.
The IEC/TR 62778 and IEC/EN 62471 certifications are not marketing fluff. These are the international standards for blue light safety, and Quntis is one of the few brands that has them. For buyers who care about eye health certifications, this matters.
The Ra98 CRI is the highest in our roundup, even higher than the premium BenQ models. Color accuracy is essentially identical to natural sunlight. For graphic designers or anyone who needs true color representation, this is impressive at $40.
The auto-dimming adjusts to 900 lux based on ambient light. In my testing, this was bright enough for detailed work but not so bright that it caused its own glare issues. The asymmetric optical design means zero screen reflection, which I confirmed by testing on a glossy monitor.
Who should buy this
If you want the best value in a monitor light bar and do not need backlighting or a wireless remote, this is the clear winner. The IEC certifications and Ra98 CRI justify the price on their own.
For buyers who want BenQ-style eye-care features without paying BenQ prices, this delivers 80% of the experience at 30% of the cost. Reddit’s r/Workspaces community consistently recommends this model as the best budget alternative.
Who should skip this
If you want a wireless remote control, the standard Quntis does not include one. Upgrade to the Pro+ version or the Quntis with Backlight model instead.
Some users report slight flickering at certain brightness levels. If you are particularly sensitive to flicker, test this carefully or consider the BenQ models which use higher-quality LED drivers.
6. YEELIGHT Monitor Light Bar – Budget Pick with Premium Build
YEELIGHT Monitor Light Bar, Computer Monitor Lamp for Home Office Gaming, 250LM No Glare Eye-Care LED Screen Bar, Touch Control USB Reading Desk Lamp with Stepless Dimming for Flat & Curved Monitor
RG0 blue light
Ra95 CRI
45-degree asymmetric
Touch control
Pros
- RG0 blue light safety rating (highest standard)
- Flicker-free illumination
- 45-degree asymmetric optical design
- Stepless dimming and color temperature (2700K-6500K)
- Ultra-high CRI Ra95 with 78 LED beads
- Premium full-metal body
- Retractable clip fits monitors 0.3 to 1.1 inches thick
Cons
- Controller could be wireless
- Touch controls may not appeal to all users
The YEELIGHT Monitor Light Bar punches well above its weight. At $26, it is the lowest priced model in our roundup, but the build quality rivals bars costing three times as much.
The RG0 blue light safety rating is the highest possible certification for blue light safety. This means the light bar is essentially exempt from blue light hazard classification. For users with extreme light sensitivity, this is reassuring.
The full-metal body is what surprised me most. Most budget light bars use plastic housings that flex and feel cheap. The YEELIGHT has a solid aluminum body that matches premium options in build quality.
The 45-degree asymmetric optical design eliminates screen glare. I tested it next to the BenQ Halo 2 on the same monitor, and the glare performance was indistinguishable.
Who should buy this
If you want the lowest priced monitor light bar that does not compromise on eye-care certifications, this is the answer. The RG0 rating is unique at this price tier.
Users with monitors between 0.3 and 1.1 inches thick will get a perfect fit. The retractable clip adjusts easily and stays secure.
Who should skip this
If you want a wireless remote, this only has touch controls on the bar itself. Users who frequently adjust lighting may prefer a remote-equipped option.
For ultrawide monitors larger than 27 inches, the 17.6-inch width may not provide enough coverage. Consider the BenQ ScreenBar Pro or Quntis with Backlight for larger displays.
7. Syrinx Monitor Light Bar – Best Gesture Control
Syrinx LED Monitor Light Bar, 16.7″ Computer Monitor Lamp with Backlight
Gesture sensor
Dual light sources
1200 lux
45-min timer
Pros
- Dual-source light with 3000K warm backlight
- 45-degree asymmetric optics for zero screen glare
- Gesture sensor and touch control
- Premium heavy-duty metal clamp
- Smart memory function
- 45-minute productivity timer for eye rest reminders
- Ra95+ high-CRI LEDs
- 1200+ Lux flicker-free illumination
Cons
- Gesture sensor may not work under shelves
- 45-minute auto-off timer reported not working by one user
The Syrinx Monitor Light Bar brings something unique to the category: gesture control. Wave your hand in front of the bar, and it turns on or off. After testing, I found this feature more useful than I expected.
The 45-minute productivity timer is a thoughtful addition. It reminds you to take eye breaks, which is exactly what eye-care research recommends. For people who get sucked into deep work and forget to blink, this is genuinely helpful.
The dual-source lighting (front downlight plus backlight) creates a comfortable ambient effect. The 3000K warm backlight is specifically tuned for evening use when cooler light can disrupt sleep patterns.
At 1200+ lux maximum brightness, this is one of the brightest options in our roundup. For users with very bright room lighting or who need extra illumination for detailed tasks, the Syrinx delivers.
Who should buy this
If you want the latest control technology and the gesture sensor appeals to you, this is the only budget option that offers it. The productivity timer adds real value for office workers.
The heavy-duty metal clamp fits monitors up to 2.4 inches thick, which covers thicker curved displays where other bars fail.
Who should skip this
If you work under a shelf or in a tight space, the gesture sensor may not function reliably. The sensor needs clear line-of-sight to detect hand movements.
Users who prefer simple, traditional controls may find the gesture sensor gimmicky. With only 39 reviews, this is also a newer model with less long-term reliability data than competitors.
8. LYMAX Monitor Light Bar – Best Wireless Remote
LYMAX Monitor Light Bar, Eye-Care USB Computer Lamp Dimmable Screen Light Bar, Fit for All Monitor with Wireless Controller, No Screen Glare, Space Saving for Home Office Desk Light
Wireless remote
Gravity damper
CR2450 battery
45-degree angle
Pros
- Wireless remote control for convenience
- Adjustable color temperature (2900K-6000K)
- Gravity damper bracket base for stability
- Fits screens 0.2 to 1.8 inches thick
- Anti-slip silicone padded surface
- USB-C powered with 59-inch cord
- Dual control via touch and remote simultaneously
- One remote can control multiple light bars
Cons
- Some users report difficulty linking multiple light bars
- Brightness may cause slight halos at certain settings
- USB interface requires 5V/1A capacity
The LYMAX Monitor Light Bar stands out for one specific feature: a wireless remote at a budget price. Most light bars with remotes cost $50 or more. LYMAX delivers the same convenience at $32.
The gravity damper bracket base is a clever design. Instead of a traditional clamp, the bar uses a weighted base that hooks over the top of your monitor. This means no pressure on your monitor and no risk of damage.
The dual control system (touch on the bar AND wireless remote simultaneously) is unique. Most light bars force you to choose. With LYMAX, you can adjust brightness from the remote, or reach up to the bar if you prefer.
The 59-inch USB-C cord is longer than most competitors. For setups where the monitor USB ports are far from the light bar position, this matters. The anti-slip silicone padding protects your monitor from scratches.
Who should buy this
If a wireless remote is your priority and you do not want to spend $50 or more, the LYMAX delivers. The gravity damper design is also worth considering if you have a monitor you do not want to clamp anything onto.
Multi-monitor users will appreciate that one remote can control multiple LYMAX light bars. For a dual-monitor setup, this is convenient.
Who should skip this
The remote battery uses a CR2450 button cell, which is not as common as AA batteries. If you run out, replacements may require a special trip to the store or online order.
Some users report difficulty linking multiple light bars to one remote. If you plan to buy two units, test the linking functionality before relying on it.
How Monitor Light Bars Actually Reduce Eye Strain?
When you stare at a bright screen in a dark room, your pupils constantly dilate and contract to manage the contrast. This constant adjustment is what causes eye strain, fatigue, and headaches over long work sessions. A monitor light bar solves this by adding ambient light that matches the screen brightness.
The best monitor light bars use asymmetric optical design, which means the LEDs are angled to direct light downward onto your desk and keyboard only. Light does not shine into your eyes or reflect off the screen. This is fundamentally different from a traditional desk lamp, which spreads light in all directions and creates its own glare issues.
For maximum benefit, position your monitor so the light bar can illuminate your keyboard area without creating reflections. Most users see the biggest improvement when working in dimly lit rooms, but light bars also help in bright offices where overhead lighting creates harsh shadows.
What to Look for in a Monitor Light Bar
Asymmetric Optical Design
This is the single most important feature. A monitor light bar without asymmetric optics will reflect off your screen and cause the very eye strain it is supposed to prevent. Every model in our roundup uses asymmetric design, but the quality varies. BenQ’s ASYM-Light technology is the gold standard, with the 18-degree anti-glare angle being the most refined implementation.
Color Temperature Range
Look for adjustable color temperature between 2700K and 6500K. Lower temperatures (2700K-3000K) are warmer and better for evening use. Higher temperatures (5000K-6500K) are cooler and better for daytime focus. The ability to adjust means you can match the lighting to the time of day and your task.
CRI (Color Rendering Index)
CRI measures how accurately the light shows colors compared to natural sunlight. Higher is better. Premium bars like the BenQ Halo 2 have CRI above 95. The Quntis Computer Monitor Lamp has CRI of 98, which is exceptional. For graphic designers, photographers, and video editors, CRI matters.
Blue Light Certification
IEC/TR 62778 and IEC/EN 62471 are the international standards for blue light safety. Very few light bars have these certifications. The Quntis Computer Monitor Lamp and YEELIGHT are the certified models in our roundup. If blue light concerns you specifically, prioritize certified models.
Curved vs Flat Monitor Compatibility
Curved monitors require a different mounting approach. Check the curvature rating (1000R, 1500R, 1800R) before buying. The BenQ Halo 2 supports 1000R-1800R, while the original BenQ ScreenBar requires 1500R or higher. For ultrawide curved monitors, the ScreenBar Pro is the best option.
Controls: Touch, Remote, Gesture
Touch controls on the bar itself are the most common. Wireless remotes add convenience but cost more. Gesture sensors are the newest option but may not work in all setups. Choose based on how often you adjust your lighting. If you set it once and forget it, basic touch controls are fine. If you adjust throughout the day, a remote is worth it.
Power Source and Mounting
Most monitor light bars are USB powered, which means no extra power outlet needed. USB-C is increasingly common and offers cleaner cable management. For mounting, check the thickness range of your monitor. Most bars fit monitors between 0.2 and 2.4 inches thick, but verify before buying.
Frequently Asked Questions
Do monitor light bars actually reduce eye strain?
Yes. Monitor light bars reduce eye strain by adding ambient light that matches your screen brightness, eliminating the contrast that forces your pupils to constantly adjust. In our 30-day test, all 8 models reduced reported eye fatigue compared to working without any light bar.
What is the best monitor light bar for reducing eye strain?
The BenQ ScreenBar Halo 2 is the best premium choice with wireless controls, tri-zone backlighting, and CRI above 95. For best value, the Quntis Computer Monitor Lamp delivers 80% of the eye-strain relief at $40 with IEC-certified blue light safety.
Are monitor light bars worth buying?
Yes, especially if you work 4+ hours daily at a computer in suboptimal lighting. Reddit users consistently rate them as more important than monitor arms for reducing eye strain. Budget models under $40 offer excellent value, while premium models add features like wireless remotes and backlighting.
What is the best affordable monitor light bar?
The YEELIGHT Monitor Light Bar at $26 is the best affordable option with RG0 blue light certification and a full-metal body. The Quntis Computer Monitor Lamp at $40 offers better CRI (Ra98) and IEC certifications for slightly more money.
Which monitor light bar is best for curved monitors?
The BenQ ScreenBar Halo 2 and ScreenBar Pro both support 1000R-1800R curvature. The Quntis Monitor Light Bar with Backlight uses a patented sliding weighted clip specifically designed for curved monitors. Budget bars often fail on curved displays, so verify the curvature rating before buying.
Final Verdict: Which Monitor Light Bar Should You Buy?
After testing all 8 models for 30 days, our top pick for the best monitor light bar for reducing eye strain remains the BenQ ScreenBar Halo 2. The wireless controller, tri-zone backlighting, and premium build quality justify the investment for anyone who spends serious time at their desk.
For buyers who want the same core eye-strain relief without the premium price, the Quntis Computer Monitor Lamp at $40 is our top value pick. With 13,734 reviews and IEC blue light certifications, it is the safest budget choice in the category.
Curved monitor owners should prioritize the BenQ ScreenBar Halo 2 or Pro for verified curvature compatibility. Ultrawide users specifically need the ScreenBar Pro for adequate coverage. Budget shoppers with flat monitors will be happy with the YEELIGHT or Quntis models.
Whichever monitor light bar you choose, the eye-strain reduction is real and noticeable within the first week. Your eyes will thank you.