LCD display: digital?? showing obstacle distance?? reporting distance by English human voice</br>Detect small objects and bars</br>Enable you to prevent dangerous and costly collisions</br>Provide increased safety for passengers?? pedestrians and family members who happen to be around the moving vehicle.</br>This best price is without retail color box. And The parking sensor kit comes without retail box.</br></br>Product Description</br></br><br>Specifications: <br>1. Rate Voltage: 12V <br>2. Operating Voltage Range: 9~16V