Milwaukee 48 59 1204 Battery Charger, Multi Port Charging, For 12V DC, 120V AC 7520 01 484 5261 992 lbf Lubricant Material NLGI 992 lbf Lubricant Material NLGI #3 Equivalent Seal Material Nitrile Rubber Minimum Temperature 40 Degrees F Bore Type Cylindrical Maximum Temperature 250 Degrees F Seal Type Contact Dynamic Radial Load Capacity 12 but they don't resist rust The M12 four bay sequential charger reduces the amount of time spent changing out batteries 25 in Accepts Battery Sizes M12 For Use With Milwaukee(R) M12 Batteries Features REDLINK(TM) Intelligence: Charger Communication with the Battery Pack to Ensure Optimum Performance and Extend Life Cordless Tool Battery Type Li Ion Number of Ports 4 (Standard Charing) Charger Input Voltage 120V AC Color Red For Battery Voltage 12V DC Plug Type Two Prong Indicator Light Yes Wireless Tool Tracking No Charger Class Standard Charging Type Sequential Charging Port Voltage (4) 12V Housing Material Plastic Port Type Multi Port Charging Compatible Product Type Milwaukee(R) M12 Batteries Battery Platform Voltage 12V DC