【Read Without Bothering Others】This clip on book light has 4 settings for brightness gives out soft light that won't hurt or strain your eyes, which also allows you to read without waking up outhers. Just press the On/Off button to adjust as you need. | 【Perfect Book Light For Reading In Bed】The warm LED light provides an comfortable experience of reading in bed. 360 Completely flexible body for adjusting the angle, the bendy arm makes it pretty easy to adjust to your liking. | 【30 Min USB Recharging Time】No need extra Cable, just insert to the USB port of any charging devices. Only take 30 minutes to get fully charged. Best gift for your friends and parents who love reading. | 【Constant working for 4 hours】Constantly working up to 4 hours. Meet your need for any occasion. Suitable for clamping on kindle, paperback book and regular books. | 【You Can Take It Anywhere】Its weigh is equivalent to a tablespoon with small in size, lightweight and portable that you can take it with you everywhere. Made in bookmark shape, use this led reading light as a bookmark as well so you’ll never miss your page again.