M28 LITHIUM-ION BATTERY PACK 48-11-2830 POWERING THE ENTIRE M28 LITHIUM-ION SYSTEM THIS RE-DESIGNED AND IMPROVED BATTERY PACK PROVIDES THE DURABILITY RUN-TIME AND POWER NEEDED TO COMPLETE THE TOUGHEST JOBS. THIS IMPROVED BATTERY PACK FEATURES MILWAUKEE'S DIGITAL POWER MANAGEMENT SYSTEM WHICH HELPS TO ENSURE THAT OPTIMAL BATTERY LIFE AND RUN-TIME IS ACHIEVED WHILE PROTECTING THE BATTERY AND TOOL DURING THE TOUGHEST JOBSITE APPLICATIONS. FEATURES UL STYLE""MARGIN-TOP0PX; PADDING-TOP 5PX; PADDING-BOTTOM 5PX;"" MILWAUKEE DIGITAL POWER MANAGERMENT SYSTEM OVERLOAD PROTECTION - PREVENTS USER FROM DAMAGING THEIR CORDLESS POWER TOOL INVESTMENT IN ABUSIVE SITUATIONS TEMPRATURE MANAGEMENT SYSTEM - KEEPS BATTERY IN IDEAL TEMPERATURE RANGE TO PROVIDE MAXIMUM LIFE INDIVIDUAL CELL VOLTAGE MONITORING - ENSURES OPTIMAL CHARGE AND DISCHARGE FOR MAXIMUM LIFE DISCHARGE PROTECTION - PREVENTS CELL DAMAGE FROM OVER-DISCHARGE BATTERY FUEL GAUGE - DISPLAYS THE REMAINING RUN-TIME 3 YEAR WARRANTY