Feature: 1. Brightness Memory: This reading light has a light on brightness memory function, when you adjust a brightness you are used to, even after turning off the light, the following time will still return to your setting mode. 2. 3 Color Temperature: Our reading light 3 color temperature switch at will, any gear under the long press will become stepless dimming, to meet different lighting needs. 3. Uniform Brightness: This clip reading light uniform brightness can prevent eye tiredness. Whether you are lying in bed or sitting or standing reading, it is a good partner for you. 4. Plastic Material: The clip reading light is made of soft plastic, which allows you to bend it into any shape and position you like. It is ultra thin and easy to carry. 5. USB: When the light needs to be charged, don't bother finding another cable, the built in USB can be plugged directly into a mobile adapter, computer USB port, etc. Specification: Item Type: Reading Light Material: Plastic Weight: Approx. 75g / 2.6oz Size (L x W): Approx. 205 x 40mm / 8.1 x 1.6in Built In Battery: Ternary Polymers Lithium Battery 250mAh (included) Light Source: White light, warm light, normal light (three colors can be switched) Working Duration: About 3-15H (determined by brightness) Charging Time: 40 minutes Function: Long press stepless dimming Charging Method: USB Plug. Package List: 1 x Light 1 x Clip 1 x Protection Pad 1 x Instruction Manual