This 20V MAX starter kit includes a 6.0Ah battery, a 4.0Ah battery, 4 Amp charger, and a kit bag. Both batteries are compact in size and lightweight, providing ergonomic benefits for increased tool maneuverability and control for overhead applications. The charger is compatible with all DEWALT 12-Volt and 20-Volt MAX Lithium-Ion battery packs, this charger is easy to use, quiet and exceptionally stable with its 4-plastic ft.