The M12™–M18™ Car Charger allows MILWAUKEE® batteries to be recharged on the go using a standard 12V socket, making it ideal for tradespeople and professionals who want to maximise downtime. It is compatible with all M12™ and M18™ REDLITHIUM™ battery packs and charges in sequence—first in, first out—reducing time spent managing multiple batteries. Recharge times vary by capacity: M12™ batteries recharge in 40–90 minutes depending on pack size, while M18™ batteries recharge in 40–180 minutes, ensuring flexibility and uninterrupted productivity on the jobsite.