This is a lihgtweight impact wrench/gun, The origin status is set on "Auto-stop" function.This set is to prevent the screw nut falling down. Attention：But if you need high torque to remove nuts, please keep the function "auto-stop" OFF IMPORTANT: This impact wrench is max torque is 260N.M (190 ft-lb); It is not suitable for all car tires. If you use it for remove car tire(not heavy duty),please keep the function "auto-stop" OFF .

AUTOJARE Cordless Impact Wrench Set

*Impact wrench---Brushless motor produces 260 N/m. Max torque.
*No-load speed: 0 to 3200 r/min , impact frequency: 0 to 3200 rpm.
*Powerful motor make light work of removing tough bolts, and lug nuts.
*The Cordless feature is more portable for use indoors and outdoors.
*20V Max/18V 3.0Ah battery is compatible with Autojare 3.0Ah Series power tool. To Get Extra Batteries, Search B07PJG71HY on Amazon.