Description: Name: LED Desk Light/Night Light Material: PC Shell Lighting Color: 6000K White light, 3000K Warm light, 4000K Natural light Size: 100mm, 200mm, 300mm Battery: 500mAh, 600mAh, 800mAh Packing List: 1*LED Dormitory Light 1*USB Charging Cable   Function: 1. Press the button to switch the light color in sequence: warm light - white light - two-color light - off. 2. Long press the button to adjust the light brightness: stepless dimming (the brightness is from 10% to 100%). 3. Use 5V power supply for charging. The charging indicator is red.   Installation: 1. Wipe the installation position of the magnet (black), and keep the surface dry and clean to install the magnet (black). 2. Tear off the protective film on the square iron sheet (silver). Then place the sheet on the surface of the installed magnet. 3. Tear off the adhesive tape on the sheet and install it to the required lighting position. 4. After the installation is completed, the iron sheet will be firmly fixed in the required position. 5. Take off the light body and the sheet separately to charge if the power of the product is insufficient. Specifications: 【1】Button Switch: 4000K Natural Light-6000K White Light-3000K Warm Light; Long press to adjust brightness. 【2】PC material shell, simple design。 【3】Energy saving and environmental protection, low power consumption, long battery life。 【4】High-brightness SMD LED, high brightness, soft light(White/Warm/Natural lighting) 【5】USB rechargeable, built-in lithium battery。 Package Included: 1* LED Desk Lamp 1* USB Charging Cable 1* Instructions