The AEG 58V Dual Charger is the perfect solution for faster, more convenient charging. The unit accommodates up to four batteries, minimizing the need to constantly rotate batteries as with a single port charger. The unit will charge two packs simultaneously when placed on the same size. The 5Amp charger will charge 2, 4.0Ah 58V batteries in 65 mins. The unit also includes a 2Amp USB port for charging devices when plugged into an outlet.