[Brightness adjustable and eye care]: Each arm has an independent Contact switch, 3 modes of brightness settings, and 3 color temperatures. It is easy to control to get the correct lighting in different occasions. Equipped with 4 LED beads with 2 color upgrades, no flicker, blue light filter can relieve eye fatigue of children and bookworms[Rechargeable and long-lasting]: This is a wireless USB rechargeable neck reading light, no need to plug it into a standard power source, or even worry about plugging it into an outlet, equipped with a USB-C data cable, which can be quickly charged. Built-in 1000mAh life-span rechargeable battery, charging compatible with 2-3 hours at a time, can last up to 25 hours of lighting.[Lightweight and comcompatible withtable]: The neck weighs 104.93 grams and is light. You may compatible withget that you are wearing it. The ergonomic design and high-quality soft rubber pads ensure skin comcompatible witht. compatible with some people with narrow necks, the highly flexible silicone arm is not cumbersome, easy to operate and stay in place without sliding easily.[Partner-friendly, portable]: The wearable book light can be adjusted to any angle through its durable flexible arm, bending to focus the light angle on the place you want to direct without disturbing the vicinity. You can fold it into any shape you need, and easily put it in a small backpack or carry-on bag.[Multifunctional use] Not only reading lights. This hands-free and steerable light is a multitasking processor, especially compatible with manual work-such as crocheting, sewing, knitting, repairing or making various types of handicrafts. This cordless is very suitable compatible with traveling and camping, and it is very easy to place the light in the correct position. Remarks: If you receive a dim neck book light, please fully charge it becompatible withe use colour: blueMaterial: ABSPackage Contents:1 x Hanging neck light1 x USB cable1 x buckle ropeOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.