Designed for Eye & Round Neck-Protection LED reading light provide stable and comfortable light, Anti-blue light, anti-vertigo protecting your eyes from shining hurt and radiation. The arms are supple and adjustable so you can get the angle most comfortable to you. Ergonomic neck around design makes you do not even feel its existence since it is lightweight and comfortable.3 Color Temperatures & 3 Brightness LevelsThe round neck book light has 3 color temperatures(1600K to 11000K) x 3 brightness levels, High-brightness two-color LED wick in total to meet all your needs. Warm Light 1600K; the mixd color light is 4300K; the hard light 11000K. Long press the button to adjust the brightness, One-button operation easy to adjust the perfect brightness for reading in bed or reading in the car.Smart USB Rechargeable The book reading light has built-in rechargeable 1000mAh Li-ion battery , you can enjoy wireless long time reading without charging (general reading, single head) of powerful, non-diminishing brightness. Support Type-C fast charging . Comes with a Standard micro-USB cable,you can recharge your light via computer, adapter, car charger and power banks anywhere, anytime.Infinitely Bendable Necks Allowing you to position & focus light exactly where you want it, Can be adjusted arbitrarily in 360 degrees to meet the needs of different angles. Our book reading light is equipped by 2 LED for each arm.Totally 4 advanced lamp can beads Shining the smallest area with enough bright light for reading without disturbing your sound asleep partner.Hands Free Neck Light Lamp No more holding a flashlight by your hand or by your mouth, or wear a headlamp on your head, nodding your head like a robot to adjust the light directions when you are reading or busy in repairing. This flexible neckband hug light helps you just focus on what you are doing without worrying about the light, whenever for reading in bed or in garden/patio, walking dog, repairing, crafting, working, knitting and many others.