Pricing mentioned is for EA. Requires a minimum buy of 1 piece. Voltage=18 V; Batt. Type=Lithium-Ion; Chuck Size=1/2 in; Chuck Type=Metal, Single Sleeve Ratcheting Lock; Speed=1800 rpm [Max]; Torque=5 in lb [Max]; Length=7 1/4 in; Handle Type=Pistol Grip; Includes=(1) Carrying Case, (1) M18 & M12 Multi-Voltage Charger, (2) M18 REDLITHIUM Compact Battery