Brand N/A Model N/A Quantity 1 Color Green + silver Material PCB + IC + USB Specification Convert 0.9V~5V input voltage to 5V stable output. Produce 200~300mA current with one AA battery or 500~600mA with two AA batteries to charge your cellphone camera etc.; temperature: -40~+85C; 96% transfer efficiency; with built-in USB female output and LED indicator. Features N/A Application DIY one portable power bank for you cellphone Mp3 MP4 PDA PSP. You just need one more li-ion battery or 2~3 Ni-MH batteries to work this module and you can make a 5v output power bank. It can regulate and stabilize voltage. English Manual/Spec Yes Packing List 1 x Module 1 x English manual