This powerful 2.Ah Lithium Ion battery can be used with all Bosch PowerForAll 18V tools. Lithium Ion batteries are the next step up from the Ni-CAD & Ni-MH generation of battery technology: they're lighter & run for longer, do not self discharge & are not impaired by memory effect. Bosch's batteries are protected by the Bosch Electronic Cell Protection System, which defends against the damaging effects of overload, overheating & deep discharge, keeping your tools performing better for longer.Features and Benefits• Powerful lithium-ion battery which can be used in all tools in the Bosch PowerForAll 18 V lithium-ion cordless system• No memory effect, no self-discharge: always ready for use thanks to lithium-ion technology• Particularly long life due to Bosch Electronic Cell Protection (ECP)SpecificationsBattery voltage: 18vBattery capacity: 2 ah