BenQ ScreenBar Pro LED Monitor Light Bar - Ultrawide Lighting

In this review of the BenQ ScreenBar Pro LED monitor light bar, the bottom line is simple: it is best for desktop users who want bright, glare-free task lighting that saves desk space and works well with curved monitors. The ScreenBar Pro stands out for its ultrawide illumination that covers a large work area while using asymmetrical optics to avoid screen reflections, and the built-in motion sensor and USB-C power make it a convenient, modern choice for home offices and creative desks.

Key Features

• Bright coverage: Provides over 1000lx central brightness and maintains a 500lx range across a 33in by 20in work area, delivering ample light for reading and detailed tasks.
• Wide compatibility: The patented clamp fits monitor thicknesses from 0.17in to 2.56in and supports curved displays 1000R to 1800R without blocking a webcam.
• Motion sensor convenience: An ultrasonic motion sensor detects presence within roughly 24in and automatically turns the light on and off to save energy.
• No glare design: Asym-light optics illuminate the desk surface while preventing direct screen reflection and eye strain.
• Space saving setup: Mounts directly on the monitor and integrates simple function buttons so it does not consume desktop real estate.
• Flexible power: Runs from USB-C or the included adapter for easy connection to modern monitors and laptops.

Who It's For

The ScreenBar Pro is ideal for remote workers, designers, and anyone using a curved or ultrawide monitor who needs consistent, shadow-free task lighting without adding a lamp base to the desk. Its bright, ultrawide spread and asymmetrical optics suit multi-monitor setups and larger desktops where even illumination matters.

Less suitable are users who need colored ambient lighting effects or extremely portable battery-powered lamps, since this model is designed as a monitor-mounted, USB-powered light focused on task illumination rather than decorative accent lighting.

Pros & Cons

Pros

• Glare-free illumination thanks to asymmetrical optics that keep reflections off the screen.
• Very bright and wide coverage that outperforms typical desk lamps for desk tasks and document work.
• Motion sensor auto-on/off adds hands-free convenience and energy savings.
• Patented clamp fits curved and non-flat monitor tops without blocking the webcam.

Cons

• Design focuses on task lighting only, so users wanting decorative RGB or battery operation should look elsewhere.
• Premium features and build may feel like a higher upfront cost to some buyers concerned about value.

Specifications

Illumination	Over 1000lx central, 500lx range across 33in x 20in
Monitor compatibility	Thickness 0.17in - 2.56in; curvature 1000R - 1800R
Sensor	Ultrasonic motion sensor, ~24in diameter range, auto-off after 5 mins
Optics	Asym-light optics to prevent screen glare
Power	USB-C powered, includes adapter
Mount	Patented clamp design for non-flat bezels and special back designs

Our Verdict

The BenQ ScreenBar Pro is a thoughtful, high-performing monitor lamp for users who prioritize glare-free, ultrawide illumination and a tidy desk footprint. Its motion sensor and clamp that fits curved monitors add real convenience, making it a worthwhile investment for professionals and creatives who need consistent task lighting rather than decorative effects.

Frequently Asked Questions

Will this block my webcam?
The ScreenBar Pro is designed to sit above the monitor without blocking the camera lens on most setups.

What monitor sizes and curves does it support?
It fits monitor thicknesses from 0.17in to 2.56in and supports curvature ratings roughly from 1000R to 1800R.

How does the motion sensor work?
The ultrasonic motion sensor detects movement within about 24in and turns the light on when you approach, then powers down after approximately five minutes of absence to conserve energy.