Type: LCD digital display power bank
battery: 7800mah li-ion battery  (Recycling time: ≥500times)
available capacity: 6600-9000 mah                                           
input: 5V  1000mA                    self charging time: 8-9 hours                   
output: 5V 2100mA                  can charge for Iphone 4 times

input port: Micro USB              output port: dual USB
power indicator: LCD digital display indicator               
Safety protection:  over-charge, over-discharge,over-current,over-voltage,short-circuit,over-load,etc.                      
Fit for: iPhone,iPad,iPod,Mobile phones,Digital Camera,MP3,MP4,PSP,NDS etc.Compatible with all USB interface charging equipments.                              
Operating environment: -10℃~45℃/45~75%RH
Storage environment:  -5℃~30℃/ 45~75%RH
Other Feature: nice looking, high capacity, LCD digital display shows remain capcticy and power bank charging time