DEWALT DCB205CK 20-Volt MAX 5.0Ah Lithium-Ion Battery and Charger Kit with Bag 20V max* 5.0Ah XR battery for longer runtime and improved performance Charges all 12v-20v max* batteries - 4 amp charge rate charger Compatible with the entire line of DEWALT 20-volt max tools and Accessories Kit includes soft bag for additional tool storage DCB205 comes with 3 year free service warranty