1. No display
2. Current: Less than 200mA
3. Input Power: 12V DC
4. Working temperature: -30~+ 70 degree C
5. Alarm by four-step Bibi sound
6. Ultrasonic frequency: 40KHz
7. Sensor detection range: 0~2.0m
8. Diameter of sensor: 22mm
2. Current: Less than 200mA
3. Input Power: 12V DC
4. Working temperature: -30~+ 70 degree C
5. Alarm by four-step Bibi sound
6. Ultrasonic frequency: 40KHz
7. Sensor detection range: 0~2.0m
8. Diameter of sensor: 22mm









