This pack contains two DeWalt DCB184 5.0Ah XR Li-Ion batteries. These batteries offer 66% more runtime compared to standard 3.0Ah batteries and feature an LED indicator for charge status. The lightweight design maintains the same size and weight as the 18 Volt 3.0Ah battery, providing upgraded 5.0Ah power. They have no memory effect and minimal self-discharge, ensuring maximum productivity with less downtime. Protection against overheating, overloading, and deep discharge enhances battery life. Compatible with all DEWALT XR Li-Ion 18 Volt tools.