Bosch 18-V 2-Pack Lithium Battery Kit (4 Ah) Item #2675353 Model #GXS18V-11N25

Lightweight solution CORE18V® 4 Ah battery allows you to get the power and lose the weight in a compact battery Compact charger design gets users power ready fast with a lightweight, compact 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 4-Amp charging current delivers 2x the charging current compare