Milwaukee 48-59-1807 18-Volt/12-Volt M18/M12 Lithium-Ion Multi Voltage 6-Port Sequential Rapid Battery Charge Station is the fastest charging solution in the industry. With the ability to Charge 6 Packs 4X Faster, the station charges three batteries simultaneously while charging each pack up to 40% faster. The charger accepts up to (3) M18 and (3) M12 battery packs, reducing the amount of time spent changing out batteries and increasing productivity on the jobsite. Featuring Red link Intelligence, it communicates directly with the battery to monitor cell voltage, temperature and charge status to optimize the performance and extend the life of the pack. The station has integrated hang holes for vertical mounting, a pass through plug to conserve outlet space and a convenient carry handle to transport packs on and off the jobsite.