Description
```html A4988 Stepper Motor Driver Module with Heat Sink for 3D Printer (Red)
8 microsecond high pulse followed by 0
Reliable Performance - 3
1x HM-10 Bluetooth Module
IoT and IoT device development
Quartet 20S LiFePO4 Battery Charger – 73.00V 10A with IEC-C13 Connector 10K Trimpot Trimmer Potentiometer - (Pack of 5) ```html A4988 Stepper Motor DriverQuartet 20S LiFePO4 Battery Charger 73. 00V 10A with IEC C13 Connector