ScreenBar e-Reading lamp has an asymmetrical optical design that only illuminates the desk and doesn’t shine on the screen, avoiding reflective glare. With BenQ’s unique design, there is no need for tape or screws that damage your computer.ScreenBar e-Reading lamp is equipped with a sensor that promptly detects the surrounding brightness and then supplements it with just the right light. Under normal circumstances, auto dimming mode will illuminate to 500 lux. While in a dimly lit room (under 50lux), the lamp automatically adjusts illumination to 300lux, thereby eliminating the discomfort caused by a strong contrasts of light. The 500 lux illuminance of the desk surface ensures that you see everything in front of the screen clearly.Whether it is a computer, phone charger or power bank, any USB outlet can power the ScreenBar and light up your desk. Once turn it on, the ScreenBar resumes your last used brightness and colour temperature settings to energetically welcome you back to work!Once turn it on, the ScreenBar resumes your last used brightness and colour temperature settings to energetically welcome you back to work! If a phone charger or power bank are used, make sure the power output is 5V and supplies at least 1A. Use only the provided USB cable to power the lamp. Use of any extension USB cable can result in malfunctions. The touch control design allows you to easily turn on the light and adjust the brightness or colour temperature. With a light touch, the Auto Dimmer Mode is activated.
