... USB output 2,Capacity: 5000mAh 3,for iPad, iPhone EXTERNAL BATTERY BACKUP FOR Cell phones--Solar Charge Technical Specifications1) Solar panel: ... 5.5V/60MA2) Lithium battery capacity:3.7V/1800MAH3 ... (Moto, Samsung,Nokia, Sony-Ericsson, iPhone, black battery) (if more connectors need, pls advise.)