| Image | Product Name | Price |
|---|---|---|
 |
Dupont Wire Male-to-Male, Male-to-Female, 20cm Length, 2.54mm Pitch | ￥3.6 x 1 |
 |
Electromagnetic Buzzer 5V, SOT Plastic Package, 5V Active Buzzer | ￥1.2 x 1 |
 |
Ultrasonic Distance Measurement Module HC-SR04, Ultrasonic Sensor, Includes Full Documentation, HC-SR04P | ￥5.8 x 1 |
 |
ESP8266 Main Control Board | ￥18 x 1 |
 |
MB-102 Breadboard with Red and Blue Wires, 830 Holes, Experiment Connection Board | ￥4.8 x 1 |