DEWALT DC9320BP 7.2-to-18-Volt NiCd/NiMH/Li-Ion 1-Hour Dual Port Charger and XRP 18-Volt Battery Combo Pack Charger charges two DEWALT 7.2-volt to 18-volt NiCd/NiMH/lithium-ion batteries (except Univolt batteries) Charges battery in one hour or less, minimizing downtime Three-stage charging system provides maximum run time and extends overall life of battery Includes high-capacity XRP 18-volt battery that has 40% more run time than standard batteries Battery powers entire DEWALT line of 18-volt tools