The MIlwaukee M18 Six Pack Sequential Charger is a compact design with integrated hang holes for vertical mounting, and a pass through plug to conserve outlet space. The unit will charge M18 compact batteries in 30 minutes and extended capacity (XC) batteries in 60 minutes. With this new six pack charger, users can reduce the amount of time spent changing out batteries, increasing productivity on the jobsite. 48591806 48-59-1806