Hot Pink Portable Solar Panel Power USB Battery Charger For Mobile Phone Digital Devices Battery can be charged by solar and USB cable from laptop/PC or AC/DC chargers. USB NI-MH battery charger: can charge for the AA and AAA NI-MH battery by the Lithium Polymer Battery or electricity to ensure the power supply of the digital camera and headlamp. Output voltage: 5V; output current: 1000mAh. Size: approx. 12.5cm x 8cm x 1.3cm (4.92in x 3.15in x 0.51in.) 300948731761