1,bluetooth 2,2200mAh 3,MINI 4,can be used on mobile phone/MP3/MP4/GPS/PDA/camera ---capacity: 2200mAh---output voltage: 5V---current output: 800mA(max)---input voltage: 5V ---current input:800mA(max) ---cycle life: >500 times---working temperature: -10°C-40°C---storage, transport temperature:-20°C-50°C MINI beautiful power station