Drive Power Tool Board Controller Speed Switch Electric Wrenchs Control Board Electric Wrench

Label:Yes Control board drive voltage: 18V (5 strings of lithium batteries, fully charged 21V), power 300W. Brushless sensorless angle grinder drive control board general. 21V Brushless Angle Grinder Drive Plate Polishing Machine General Control Panel Size 6.2cm * 5.2cm * 0.9cm. The battery pack marked with 48V, 68V, 88V, 98V, 128VF or TV can be used, and its voltage is actually 18V. The product is suitable for 60A brushless electric wrenches. It has been tested before selling OK.

Before testing the machine, you must first connect the wire---fix the motor---install the case---tighten the screw---make sure that the square shaft of the head can be easily rotated without jamming---connect the power supply--- Press down the speed control switch so that there is no gap in the shell! Otherwise, there may be a buzzing alarm! To prevent damage to the motherboard, please follow the requirement.

Package Contents: 1*Control board

Note: The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.