? This Pecan Led lamp Charger duration period 8 Hours. Battery Backup time - 45 minutes . Please do not use while charging , please do not turn on while charging.. ? Press Long Touch for dimmer and Brightener. Press single touch for on/off.. ? Eye Protection Study Table Lamps. Made of ABS, lightweight, durable and smooth texture feeling.. ? Efficient heat dissipation., Adjustable angle.It's powered by USB charger, USB power bank or laptop, so it is convenient when you want to use it. Application: bedroom,reading room,home.. ? Packing contents: 1 X Light; 1 x USB charging line. There is indicator of battery charging but there is no indicator available which shows full battery charge or level of battery charge.. ? Perfect for Gift