Milwaukee M18™ & M12™ Multi-Voltage Charger is designed to keep you prepared and productive by accepting all M18 and M12 batteries, making it i for jobs that require a mix of Milwaukee cordless power tools. This charger efficiently manages charge cycles by charging batteries sequentially, reducing the overall time needed. It communicates directly with battery packs to monitor and control cell voltage, temperature, and charge status, ensuring optimal performance. Compact batteries can be fully charged in just 30 minutes, while extended capacity batteries reach full charge in 60 minutes, helping you stay powered up and ready to work. Model Number: 48-59-1812