Designed to charge a Nanlite 26V V-mount battery, the Dual 26V V-Mount Battery Deck Charger can provide a full charge to two batteries in 6 hours, and an 80% charge in 4.5 hours for a Nanlite 230Wh or 270Wh 26V Li-ion V-mount battery. The AC input power is 100 to 240 VAC.