1.LED Digital Display Parking Sensor
2.Digital LED showing obstacle distance
3.Alam by BI-BI sound

• Digital LED showing obstacle distance
• Alam by BI-BI sound
• 2-6 arbitrary choice of sensor
• Differ color of the sensor can be choosed
• Accurate detection range of 0.3-2.0M
• Rate operational voltage:12v DC 
• Working voltage:9v-16v DC
• Working current:30-180mA
• Ultraschallwellenfrequenz :40KHz 
•  Working Temperature:-30~+80°C