Color:Red If you’re on a job that requires either 12 or 18 Volt batteries from Milwaukee, this 48-59-1812 charger is what you need to keep your tools working properly. It can charge in as little as a half hour. It has an electronic communication system that monitors how much the batteries have charged. If they’re fully charged or overheating, it will drop the amount of energy expended, keeping your equipment safe and your energy costs down. To help you get a sense of where your charge is, a set of LED lights on the side of the unit indicate whether the unit is fully charged or not. Plug in both your 18 and 12 volt batteries in this Milwaukee charger to see just how much time you can save on the jobsite so you can get your job done. Item is shipped in bulk packaging.