With high technology system, this parking assist system helps a lot when parking your car. <br><br><strong>Features:</strong> <br>2 sensors system with LED display. <br>Anti-false alert technology.     <br>Self-test function.     <br>Learning function.     <br>All weather design.     <br>System activates automatically when gear "R" selected. <br>Waterproof sensor connector. <br><br><strong>Specifications:</strong> <br>Operating Voltage: 9-16V DC <br>Operating Current: &lt;300mA <br>Operating Temp.: -40℃ to 80℃ <br>Detection Precision: ±0.05m / ±0.16ft <br>Siren SPL: 80±10dB <br>Package Size: 18 * 13 * 6.5cm / 7.1 * 5.1 * 2.6in <br>Package Weight: 367g / 13oz <br><br><strong>Package List:</strong> <br>1 * ECU <br>1 * LED Display <br>2 * Sensor <br>1 * Set Installation Accessory <br>1 * English User Manual