Bosch GBA18V40 18V Core18V Lithium-Ion 4.0 Ah Compact Battery

Compact 4.0 Ah battery delivers 2X the runtime compared to previous generation BAT612 2.0 Ah battery Compact power lightweight, compact solution High-power Li-ion cells feature a single layer of enhanced 21700 cells for greater battery efficiency Bosch-exclusive CoolPack 2.0 technology cools the battery 15% faster and provides 135% longer lifetime compared to non-CoolPack Bosch 18V Lithium-ion batteries Cutting-edge battery design includes copper end plates, power rails and a flexible circuit board for reduced resistance and increased efficiency Weighs only 1.10 Lbs. 4.0 Ah Compact battery provides performance comparable to much heavier batteries System compatibility compatible with a full range of Bosch 18V Li-ion cordless tools; not optimized for use with PROFACTOR tools Charge-status Indicator features a high-resolution charge-status indicator Additional Information ManufacturerBosch Cord Length0 ft  Weight0.6310  kg Width177.800  mm Height76  mm Length209.550