milwaukee m12 usb power source charger with 2.0 battery included milwaukee's milwaukee usb power source charger with m12 2.0 battery. model number 48-59-1201 and 48-11-2420. for heat gear or power your device new in frustration free packaging (cord and wall plug not included) the m12 compact charger and power source provides convenient, on-the-go charging for all m12 batteries both on and off the jobsite. it can also be used to power all models of m12 heated gear for increased functionality. designed to maximize the versatility of the m12 system, the multi-function m12 compact charger and power source provides convenient portable charging for batteries and devices.