The high-endurance 18 Volt XL battery with 4.0 Ah and CoolPack technology
- Up to 65% more run time compared to existing 3.0 Ah battery using high quality Li-Ion cells
- Bosch CoolPack manages the temperature of the battery cells actively and reduces heat-up which is the main killer for every battery cell
- 18 V 4,0 Ah batteries have the same weight as existing Bosch 3.0 Ah batteries and are the lightest in the market
- LED Indicator for battery stage of charge
- Flexible Power System: 100% compatible to all Bosch Blue Li-Ion tools and chargers within same voltage class
- Smallest battery pack of its class in the market
| Battery voltage | 18.0 V |
| Battery capacity | 4.0 Ah |
| Length | 115 mm |
| Width | 74 mm |
| Height | 56 mm |
| Weight | 600 g |