Wireless & 1800mAh Battery OperatedTouch lamps bedside use a rechargeable large capacity battery of 1800mAh, so there is no need to charge frequently. Touch lamps bedside will be fully charged after 3-4 hours with a USB charging cable which is in the package, touch lamps bedside can be used for 11-15 hours at normal brightness and 80 hours at minimum brightness. You can take your touch lamps bedside anywhere. Dimmable FunctionYou can create the ideal brightness by the unlimited dimming of the battery night light. Long touch "+" or "-" to select the optimal brightness. Low brightness for romantic atmosphere or baby nursery, high brightness for party or camping. 8 Colours Changing & 3 ModesYou can create different effects to adapt your mood with bedside light. It is a bedside light with 8 colors and 3 color changing modes to choose: jump, breath and gradient. You can choose the right color for romantic dinner, active party, warm home theater. Smart TimerThe touch lamps bedside has a smart timer. You can set up the timer to turn off the touch lamps bedside after 1/2/4/6 hours. The touch lamps bedside will auto turn off without your operating after your kids fall asleep. After-Sales & NoticeOur battery night light is very durable and we offer a 1-year guarantee. If you have any quality problems with our battery night light, please click "KAITOR" and "Ask a Question" to get a refund or a replacement. When the battery night light flickers, the battery is low and needs to be charged. If the battery is weak, the touch function may be impaired.