Rechargeable and Long-lasting: This hanging neck lamp uses a more universal USB charging port. The -capacity 750mA lithium h battery lasts for a long time and is very practical and convenient. HANDS-FREE AND EASY TO USE: No more holding a flashlight with your hands or mouth while you're reading or busy knitting, repairing or doing many other things. Let your hands work. It can be wrapped around a bed frame or other areas, and can be adapted to more scenarios due to its soft and flexible arms. AND MULTIPURPOSE: This reading lamp is and easy to carry, suitable for indoor and outdoor use in bedrooms, dormitories, schools, etc. Can be used for reading, repairing, night jogging, dog walking, knitting and more. An for men and women for any occasion including birthdays, Mother's Day, Father's Day, Thanksgiving, Christmas, back to school and more Colour:A: blue+black Material:ABS+TPE Size: 26X14CM Package Contents: 1 x USB Neck Book Light