Ffailai Motherboard accessories power tool speed switch electric chain saw control board cutting machine

Label:yes control board drive voltage: 18v (5 strings of lithium batteries, fully charged 21v), power 300w.

material:plastic + metal size:as the picture output voltage: 13-24v colour:as shown voltage drop: 21/18v 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.