LiHD battery packs for ultimate performance and extremely long use with minimum temperature change. For charging all Li-Power Compact, Li-Power Plus, Li-Power Extreme battery packs. Charge time approximately 30 minutes at 1.5 Ah. Features “AIR COOLED” function. On the inside of the storage bag there are three bag compartments with hook and loop straps to take two battery packs and one charger. On the outside there is a spacious pocket with zipper and two other small pockets on the left and right head with hook and loop closure for quick access