- Compact 18V Li-ion battery – engineered to provide next-gen power and runtime, while losing the weight, for optimized performance
- High-power cells – use enhanced 21700 cell technology, combined with advanced battery design for greater efficiency
- Cutting-edge cell design – engineered to improve performance in tools used on the jobsite all day
- Bosch-exclusive CoolPack 2.0 technology – cooling the battery 15% faster than previous 4 Ah double-layer versions
- Lightest high-power battery – weighs only 1.15 lbs., but provides performance comparable to much heavier batteries
- System compatibility – features compatibility with Bosch 18V Lithium-ion tools and chargers
- (2) CORE18V Lithium-Ion 4 Ah Compact Batteries – GBA18V40-2PK
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