【3 Colors & 3 Brightness Levels】Our neck reading light has 3 color temperature modes: warm light (3000K), natural light (4500K) and cool white light (6000K). This reading light also comes in 3 brightness levels. Whether it's manual work that requires high brightness and concentration or relaxing reading in bed, this book light perfectly adapts to all your needs. 【Eye Protection & Ergonomic Design】This reading light uses advanced anti-glare LED lamp beads that are flicker-free and filter blue light to provide maximum protection for your eyes while reading. It is ergonomically designed to fit your neck perfectly, is lightweight, and covered with soft silicone to give you a comfortable wearing experience. 【Rechargeable and Durable】 This is a USB-C rechargeable reading light that provides undisturbed lighting. Thanks to the built-in battery, it can work continuously for 6 to 80 hours when fully charged. The USB Type-C interface only needs 2 hours to charge, which is faster than the traditional Micro USB interface. You can charge it anytime from your computer, wall charger, and power bank. 【Lightweight and Portable】 Weighing only 144g, this reading light takes up little space and can be easily folded into a backpack or bag. Whether camping or traveling, this small reading light is the perfect companion for nighttime use. 【Private Reading Zone】The 90° narrow beam angle allows you to focus only on your concentration, creating your own private reading zone without disturbing your partner or children next to you. It is the excellent gift for your lover, children, parents, friends.