Milwaukee 48-59-1812 M12 or M18 18V and 12V Multi Voltage Lithium Ion Battery Charger w/ Onboard Fuel Gauge - Power Tool Combo Packs - Amazon.com
Amazon.com: Replacement Charger for Milwaukee M12 & for M18 Rapid Charger for Milwaukee 12V-18V XC Lithium-Ion Tools Battery Power Charger : Tools & Home Improvement