Rated Voltage 20V No-load Speed 0-550RPM Max. Torque 20Nm Torque Setting 19+1 Chuck auto-lock size 3/8 Inch(0.8-10mm) Rated Voltage 20V LED Bulb 3W ,3pcs Luminosity 260 lumen Protection category III Input 100-240A AC , 50/60Hz Output 22V DC, 0.