Tool reception - 3/8" Square Drive<br/>Impact Rate (ipm) - 1100/2400/31000<br/>No load Speed (rpm) - 1700/2000/2400<br/>Max Torque - 40/90/265<br/>Voltage - 18v<br/>Speed/Torque Control - 3 Speed DriveControl<br/>Electronics - Redlink Plus<br/>Weight (tool only) - 1.09kg<br/>Weight with 4.0Ah - 1.78kg<br/>18V Brushless 3/8" Impact Driver, 2 X 4.0Ah Li-Ion batteries, M12-18C Charger