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.<br> 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.<br> 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.<br> 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.<br> 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.