Tattoo machine motor drive scheme

1. Motor (motor) drive PCBA board size 2035MM, LED screen 1112MM, use 18350 battery.

2.5V2A charging, output 3.6-12V adjustable, can be adjusted by 0.1V\/step, so that the display is consistent with the actual measurement.

3. To start\/pause the addition and subtraction of voltage, the touch spring button (can be changed from a touch switch to a rotary switch), long press the power button to switch on and off, short press to pause and start, plus, - short press 0.1V\/level, long press to add, - key can quickly adjust the pressure.

4. The screen displays the voltage, battery power, dynamic icon of the working rotating wheel, and a flashing reminder of low battery.

5. It can be charged in any state, and can also be used normally while charging.