The automatic door controls two doors through two RB-150MG servos. When you drive the car, the Mini infrared obstacle avoidance sensor detects it, then immediately opens the two doors quickly. Waiting for the vehicle to pass safely, the two doors will be delayed for a while, then slowly closed.


1. Simple structure

2. Easy operation

3. Small size, easy handling


1. Master chip: Atmega 328P

2. Input voltage: external DC power supply 6-12V

3. Logic voltage: TTL (HIGH: 5V--LOW: 0V)

4. Output voltage: 5V DC

5. Maximum input current: 3A

6. Communication method: UART port, I2C, digital input/output, analog input

7. Easy to connect with RJ25 interface

8. Integrated dual motor drive