For Einhell system battery Power X-Change 5.0 Ah 18 volt system battery suitable for all devices in the Power-X-Change family. Furnishing 7-in-1 ABS: The active battery management system for Einhell State-of-the-art technology: microprocessor takes care of it constant control and monitoring of Parameters such as temperature, voltage etc. Soft charge with deep discharge and therefore long lifespan High-quality Li-ion battery cells provide almost no self-discharge Rechargeable at any time Rubberized housing ensures a high Shock protection and a firm grip Recessed grips ensure an ergonomic handling during removal With increased battery capacity, therefore more powerful for demanding applications and extended