Power Tool Angle Grinder Switch Brushless Electric Wrench Drive Control Board For Electric Wrench Motherboard Dayi 2106/161/169

Features: The product is suitable for Dayi 2106/161/169 brushless electric wrenches. 18V 21V Brushless Angle Grinder Drive Plate Polishing Machine Dayi *General Control Panel Size 5.2*6.2CM Brushless sensorless angle grinder drive control board general Control board drive voltage: 18V (5 strings of lithium batteries, fully charged 21V), power 300W. The battery pack marked with 48V, 68V, 88V, 98V, 128VF or TV can be used, and its voltage is actually 18V (5 series 2 parallel 10 cells or 5 series 3 parallel 15 lithium batteries, fully charged 21V) . 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 requirements.

Package Contents: 1*Control board 1*Switch

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