♥ 【1000mAh Rechargeable Lithium Battery】-Its updated 1000mAh battery takes only 4 hours to get fully charged and can last up to 8 hours at its brightest, 10 hours at normal brightness, USB cable included. This led neck torch is rechargeable and very safe, you do not need to waste money on buying extra batteries. ♥ 【4 LED Bulks and Stepless Brightness Control】-2 LEDs in each Arm, 1 spotlight and 1 wide angle LED. 1st click is wide angle light on, 2nd click is spotlight on, 3rd lick is wide angle&spotlight on, 4th click power off. Long pressing the button can adjust the brightness no matter wide angle light mode or spotlight light mode, button functions are the same for both arms. ♥ 【Flexible Comfortable Gooseneck Arms】-Cesunlight neck book light is designed to wear on your neck, you do not need to hold a flashlight with your hand or mouth, or wear a headlamp on your head, neck hug light helps you focus on what you are doing without worry about the light. The flexible soft goose neck arms are covered with soft Silicone, high-grade, very comfortable, nontoxic, safe to use. ♥ 【Portable and Wide Application】-With only 3.2-ounce weight, the bendable book light doesn't require much space and can fit easily into your carry-on suitcase, making it an ideal choice from all aspects,it is perfectly suitable for indoor and outdoor use, such as reading in bed or in library, night jogging and mending, repairing, crafting, working, knitting and many others. Light allows hands free while doing other things. ♥ 【Outstanding Customer Service】-30 day money back guarantee and 3 year warranty, you’ll feel pleasantly surprised at the brightness, quality, durability, longevity and performance, CeSunlight updated LED neck book light is perfect gift for your family and friends, most important thing, we will refund your money no questions asked, this is because we place a premium on customer satisfaction.