5000mah power bank external battery pack. 1.5000 MAH portable power bank 2. ... PDA, PSP,IPAQ, Advanced 5000mah led power bank pack media player Product specifications:Capacity: 5000mAh Output Voltage: 5 ... reliable, perfect for using on travelling and outdoor activities. 9. Safety: over-charge protection, over-discharge protection, over ... defects. Advanced 5000mah led power bank pack media player