Description: Name: USB night comfortable Power: about 1W Voltage: 5V/1A Weight: about 6G Color Temperature: 6500K white comfortable / 3000K warmth mushy Size: 25MM*24MM (including USB 37MM) Specifications: Portable USB evening light, smooth light, compatible for night sleep and conveyable lighting. Suitable for USB ports, laptops, charging heads, mobile power supplies, etc. Mini size, smooth to carry, bedroom, desk, going out, etc. Two varieties of lights, 3000K heat light and 6500K white light, are right for use in a number of environments. Package Included: 1 x USB Plug Lamp (3Pcs)