Featuring a USB connector, now keep your phone or tablet powered up when you are out-and-about with the MyCharge AmpPlus Portable Charger. Plug the integrated connector into a power source to charge up the battery quickly. Plug your devices in through the USB port, and gain up to 2.5 times extra power when you need it most! Portable Power Bank Features Battery Type: 4400 mAh Lithium-ion Input: 1 x USB Connector Output: 2 x USB (2.4 A) LED Indicator Lights: Yes