MILWAUKEE M12 POWER SOURCE - 49-24-2310 THE M12 POWER SOURCE COMPATIBLE WITH ALL M12 BATTERY PACKS FEATURES A 2.1 AMP POWERED USB PORT THAT CHARGES TABLETS SMART PHONES MP3 PLAYERS AND OTHER PORTABLE ELECTRONIC DEVICES. THIS SMART-CHARGE PORT IDENTIFIES THE ELECTRONIC DEVICE BEING CHARGED; DELIVERING FAST SAFE CHARGING. THE ADAPTER FEATURES AN ON-BOARD FUEL GUAGE AND IS COMPATIBLE WITH ALL M12 HEATED GEAR PROVIDING UP TO 6 HOURS OF CONTINUOUS HEAT ON A SINGLE CHARGE. (BATTERY SOLD SEPARATELY). FEATURESUL STYLE""MARGIN-TOP0PX;PADDING-TOP 5PX; PADDING-BOTTOM 5PX;"" 2.1 AMP POWERED USB PORT CHARGES ALL PORTABLE ELECTRONIC DEVICES INCLUDING TABLETS ON-BOARD FUEL GAUGE COMPATIBLE WITH ALL M12 BATTERY PACKS COMPATIBLE WITH ALL M12 HEATED GEAR