Compatible with all DEWALT 18V XR Li-Ion tools for efficiency, versatility and faster applications. 5Ah Li-Ion battery technology offers extended runtime, Up to 66% more runtime than a standard 3Ah 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 and less downtime. Items Included: 1 x DCB184 18V XR li-ion Battery 5Ah