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

Why this tool?

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

Technical data
Specification overview

Battery voltage 18 V
Weight 610 g