2x EXBA18V-40 + GAL 12V/18V-80 Batteries & chargers | High power: up to 2000W for demanding applications (based on internal test lab data, instantaneous maximum power with fully charged, new battery), High-power tabless cells: Less inner resistance for high power and outstanding energy density, Fast charging: 8A charging current that fully charges an EXBA 18V-40 battery in just 38 minutes, One battery fits all: Compatible with the Bosch Professional 18V System and the multi-brand battery alliance AMPShare