1、USB power interface, whether it is a computer mobile phone charger or a power bank, only 5V/1A power supply can supply power to the hanging lamp. 2、No screen reflection, adopt asymmetrical circuit design, only illuminate the desktop space, effectively reduce screen reflection. 3、Adjustable colour temperature, warm lighting makes people relax, cool lighting makes people concentrate and improve work efficiency. 4、A space‑saving breakthrough design, clamp onto the top of the monitor compared with ordinary desk lamps, it saves 90% of desk space. 5、Exquisite craftsmanship, texture presentation, comfortable and safe to use. Item Type: Monitor Light Bar Material: ABS and Aluminum Lamp Length: Approx.40cm / 15.7in Power: 5W Power Source: USB Cable Colour Temperature: Positive White Light, Warm White Light, Natural White (adjustable) 1 x Screen Light 1 x Base 1 x Use Manual Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.