Rechargeable and Long Lasting Reading light included premium rechargeable built-in 1000mAh battery provides up to (normal reading) of power without reducing brightness. So you never have to worry about running out of power. No need to buy batteries againwill save both time and money. Partner Friendly & Eye Caring Neck reading light with special head design. It is bright enough to illuminate the full pages without disturbing your sound asleep partner at night. No flickering and No dizzy light design with advanced LED beads. Providea natural and soft light which wont strained your eyes even after long hours of use. No eye strain any more for both children and adults. Comfortable to Wear & Widely Use This book reading light is lightweight and quite comfortable to wear, as the rubber material makes the frame more comfortable as it sits against your neck. Its also a multipurpose tool. You can use it as a flashlight,to walk the dog at night, running, mending and more. Because it has multiple brightness settings (from a direct concentrated spotlight to a wider, diffused light), it can be used in almost any situation. Lightweight & Portable This neck light is flexible, small, and doesn't require much space. It can be easily put into a backpack or handbag, which is very convenient to carry and its weight is only 132 grams. Portable for reading on airplane, train,or backseat of car when travelling.