PMU20L Specifications: Capacity: 4000 mAh (14.8Wh) Output voltage: 3V, 3.6V,4.5V,5V,6V,7.4V(Selectable) Output current(max): 2000mA Charging time: 3.5~4 hours Fuel Gauge Led: 6 LED indicator Size/Eeight: 118?42?23(mm)/180g Compatibility: PSP,iPOD,MP3,MP4,DC,DV,PDA,Mobile... More information, please contact with supplier ...