DEWALT XR 2.0Ah Li-Ion Battery Technology offers extended runtime and optimised power to complete applications quicklyLED State of Charge Indicator helps manage pack chargingLightweight design provides the user with upgraded runtime without increasing the size or weight over the 18V 1.5Ah battery packNo memory effect and virtually no self-discharge for maximum productivity & less downtimeCompatible with all DEWALT XR Li-Ion 18V ToolsExcellent electrical characteristicsNo memory effect