The Nuprol MBC balance charger is a heavy duty smart charger, designed to charge up to four batteries at once. The charger itself has been designed to be as easy to use as possible, and have a huge range of applications. The charger itself charges most Airsoft batteries, ranging from NiMh, to LiPo and LiFe. The charger has a fan cooling system which keeps the charger cool whilst charging, and is automatically activated and controlled by the internal temperature sensor. The charger itself can be powered by either a 12 Volt Car battery or from 120V-240V wall socket.