New Black Wrench Switch Motor Set 18-21V Motor Electric Wrench Controller Board Brushless Lithium 8 Wire Power Tool Accessories Electric Wrench

Colour: Black

Voltage: 18-21V

Maximum output power: 300W

Material:Plastic + Metal+Copper

Size:52*63mm(2.05*2.48in)

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* Wrench Controller Switch Motor Set

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!