... ). Capacity:6000mAh 5). Use 18650 cylindrical lithium ion battery pack(3 cells in parallel)6). Appearance: blister outer case ... function 3. Charging for i-phone,i-pad,i-pod,MP3,MP4,GPS ,cell phone,bluetooth device ,some tablet PC ... battery pack3)lithium ion polymer battery4)mobile power bank5)battery charger6)LiFePO4 batteryFactory tour: High capacity 7800mAh portable charger for mobile phone,mp3,mp4