Skil Right Angle Impact Driver, Tool Only/Battery Included: Battery Included, 12 V, Drive Size: 1/4 in, Battery Capacity: 2 Ah, Drive Type: Hex, Impacts per Minute: 3750 ipm, 0 to 2700 rpm, Includes: (1) PWRCore 12 2 Ah Lithium Battery, (1) PWRJump Charger, Motor Type: Brushless, Control Type: Variable Speed, Battery Type: Lithium-Ion