General description DeWalt DCB182 18V XR Li-Ion 4.0Ah Batteries Twin Pack features advanced battery technology designed for extended runtime and optimized power, allowing users to complete applications quickly and efficiently. Technical specifications Battery Capacity: 4.0 Ah Voltage: 18V Height: 65mm Length: 110mm Weight: 0.61kg Compatibility and accessories Compatible with all 18V XR Li-Ion DeWalt tools Usage LED State of Charge Indicator helps manage pack charging Lightweight design provides upgraded 4Ah power without increasing size or weight compared to the 18V 3Ah battery pack No memory effect and virtually no self-discharge for maximum productivity and less downtime