i Pod external battery pack 860 mins extra run time

Estimated Runtime 14 hours max, This runtime varies according to internal battery charging status. Input Apple Firewire adapter Output 8.4 6.5V, 0.5A Max Pack Capacity 6.29 Wh 7.4V 850mAh. EIB 006 is designed to use two Lithium Ion battery cells 3.7V