Durable 50A Electric Wrench Controller Board Aluminum Shell Circuit Board Speed Switch Brushless Lithium Power Tool Electric Grinder Motherboard Electric Wrench

Colour:As shown

Voltage: 18-21V

Maximum output power: 600W

Material:Plastic + Metal

Size:6*5*0.6cm(2.36*1.97*0.24in)

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

Attention: There may be differences in wiring color, base plate color, or other aspects between the actual product and the linked image, but the functions are exactly the same. If you cannot accept it, please think carefully before making the payment!