Compact 18V battery Å“ provides next-gen power and runtime, while losing the weight, for tools used on the jobsite all day

Fast-charging convenience Å“ allows users to charge a Bosch 18V 4.0 Ah battery to 80% in 48 minutes or to 100% in about an hour

High-power cells Å“ use enhanced 21700 cell technology, combined with advanced design, to produce higher currents for a longer time

Cutting-edge cell design Å“ engineered to improve performance in tools used on the jobsite all day

Bosch-exclusive CoolPack 2.0 technology Å“ cooling the battery 15% faster than previous 4.0 Ah double-layer versions

Lightest high-power battery Å“ weighs only 1.15 Lb., but provides performance comparable to much heavier batteries

System compatibility Å“ battery features compatibility with Bosch 18V Lithium-ion tools and chargers

Regulated dual-mode charging Å“ safely charges battery fast; first 80% of charge is fast, remaining 20% in long-life mode

Battery-status indicator Å“ provides indication if charger is in fast-charging mode, long-life mode or when charging is complete