• LIGHTWEIGHT SOLUTION: CORE18V 4 Ah battery allows you to get the power and lose the weight in a compact battery
• STANDARD CHARGER: Delivers a convenient charging solution
• POWER AND RUNTIME: Battery delivers 2x the runtime and 60% more power compared to BAT612 18V 2 Ah battery
• HIGH-POWER LITHIUM-ION CELLS: Features a single layer of enhanced 21700 cells for greater battery efficiency
• CUTTING-EDGE BATTERY DESIGN: Includes copper end plates, power rails and a flexible circuit board for reduced resistance and increased efficiency
• BOSCH-EXCLUSIVE COOLPACK 2.0 TECHNOLOGY: Cools the battery and helps provide longer battery lifetime compared to non-CoolPack Bosch 18V batteries
• COMPACT OPERATION: Battery weighs only 1.10 Lbs. but provides power for standard to medium-duty applications, such as drilling into concrete, metal and wood; metal grinding; cutting and even light-duty chipping