12 AH HIGH POWER BATTERY PERFORMANCE: Delivers equal power and at least 50% more runtime than the core18v 8 ah battery BATTERY EFFICIENCY: Features three layers of enhanced 21700 cells for greater battery efficiency BOSCH-EXCLUSIVE COOLPACK 2.0 TECHNOLOGY: Cools the battery and helps provide longer battery lifetime compared to non-coolpack bosch 18v batteries CUTTING-EDGE BATTERY DESIGN: Includes copper end plates, power rails and a flexible circuit board, offering reduced resistance and increased efficiency EFFICIENT OPERATION: Battery weighs only 3.04 lbs., providing performance comparable to larger and heavier alternatives HIGH-POWER BATTERY TURBO CHARGER: Provides fast, power boost & long life charging with integrated mode button 16-AMP CHARGING CURRENT: Fully charges a spent core18v 12 ah high power battery to 50% in 22 minutes and full charge in 55 minutes INTEGRATED MODE BUTTON: Power boost and long life modes can be selected directly on the charger; standard charging mode is the default mode POWER BOOST MODE: Boosts electrical current charging to 50% in the shortest time; can fully charge a discharged battery within this mode LONG LIFE MODE: Provides a gentle charge up to 80% battery capacity, prolonging service life