General description The Einhell Power X Change PLUS 18V Lithium Ion 4Ah and 6Ah Battery is part of the versatile Power X-Change rechargeable battery system. This advanced technology allows you to use 18V rechargeable batteries with varying capacity ratings to power any tool within the Einhell Power X Change range. The system is designed for universal use, providing power and endurance for all cordless tools in the garden and workshop product family. Technical specifications Voltage: 18V Capacity: 4Ah and 6Ah Battery type: Lithium Ion Charge level display: Digital percentage indicator Compatibility: Suitable for TWIN-PACK use in 36V applications Usage Universal usability for all Power X-Change rechargeable devices 6Ah pack for maximum charge level or 4Ah pack for extended battery life Ideal for intensive operation with PLUS technology for extra power Other information ABS process-controlled battery management system for maximum safety and performance Rubber-coated housing for impact