Adapt to for Dayi 2106/161/169 Brushless Electric Wrench Drive Board

This product is suitable for DAYI 2106/161/169 brushless electric wrench.18V 21V brushless angle grinder drive plate polishing machine for DAYIUniversal control panel size 5.2 x 6.2CMBrushless sensorless angle grinder drive control board universalControl board drive voltage: 18V (5 strings of lithium batteries, fully charged 21V), power 300W.Batteries labeled 48V, 68V, 88V, 98V, 128VF or TV can be used, and the voltage is actually 18V (5 strings 2 parallel 10 cells or 5 strings 3 parallel 15 lithium batteries, fully charged 21V).Before testing the machine, you must first connect the wires---fix the motor---install the chassis---tighten the screws---ensure that the square shaft of the machine head can be easily rotated without jamming--- -connect the power supply-- -Press the speed switch so that there are no gaps in the shell Otherwise, a buzzing alarm may soundTo avoid damaging the motherboard, please follow the requirements.Colour: blackMaterial: plasticPackage Contents:1 x Control board1 x switchOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.