Battery and Charger Kit, Battery Capacity 5 Ah, Battery Chemistry Li-Ion, Charger Included Yes, Number of Batteries Included 2, Voltage 18V DC, Cordless Tool Kit Contents (2) Batteries, (1) Charger, Included Charger Class Rapid, Charger Input Voltage 120V AC, Automatic Shut-Off Yes, Number of Cells 10, Battery Series LXT, Cordless Tool Battery Platform 18V LXT, Weight 1.4 lb, Wireless Tool Tracking No