Hadabot Parts

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Components

L9110S 2 Channels Stepper Motor Dual motor Driver Controller Board	LM393 Speed Sensor Module	ESP WROOM 32 board	Breadboards
Toggle Switch	Battery holders	DC Gear Motor TT Motor for Smart Car Robot DIY	Cables

For LM393 Speed Sensor Module, there are two versions, one with 3 pins (GND,VCC,OUT) and with 4 pins (VCC,GND,DO,AO). You can assume that DO is OUT.

Connections

References

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1. Build the Hadabot Turtle Kit