3 x Dewalt DCB184 Batteries and the DCB115 Charger DEWALT 5.0Ah XR Li-Ion battery packs will deliver 66% more runtime than a standard 3.0Ah battery pack LED State of Charge Indicator helps manage pack charging Lightweight design provides the user with upgraded 5Ah Power without increasing the size or weight over the 18V 3Ah battery pack No memory effect and virtually no self-discharge for maximum productivity less downtime Compatible with all DEWALT XR Li-Ion 18V Tools Protection against overheat, overload and deep discharge conditions increases battery life Excellent electrical characteristics No memory effect Dewalt XR Li-Ion Battery Technology offers extended runtime and optimised power to complete applications quickly. Lightweight design provides the user with 18V power for the equivalent of 12V NiCd/NiMH pack weight. No memory effect and virtually no self-discharge for maximum productivity and less downtime. Compatible with all DEWALT XR Li-Ion 18V Tools. Excellent electrical characteristics.