Are you looking for a professional, yet convenient computer screen lamp? Are you in search of a sturdy, trustworthy desktop computer light at once? If yeas, look no further! Our USB power hanging lamp must meet your needs. Features - Color: Black - Material:Plastic - Size: 18.00X7.30X3.50cm/7.07X2.87X1.38in - Made of plastic which features with stability and durability, very hard and smooth for usage. - Easy installation, just install the lamp directly on the laptop screen, bring much convenience to your daily life. - Reduce harsh screen reflections caused by lighting sources to create a comfortable environment. - With button, this stand light allows you to easily control the color temperature and brightness separately. -The light source presents asymmetric light path, forward casting light, only illuminate the desktop in front of the screen. Specification - Rated power: 5W - Rated voltage: 5V/1A - Luminous flux (lm) : 90LM - Color rendering index: >80 - Product color temperature: 2884K/4004K/6061K (three colors adjustable) - Interface: type-c - type: touch type - Light Source: LED(2835*30*0.5W/LED) - Function: timing 60 minutes turn off Package list: 1 x clip-type screen lamp 1 x USB cable 1 x user's manual