Sell 4 Eye Led Parking Sensor System

Product features: 1. System automatically work upon reverse gear is engaged. 2. Mini colorful LED display with real time distance readout. 3. The new generation design with dual CPU&individual channels to detect obstacles behind vehicles. 4. NGD(No ground-detecting) technology: the ultrasonic beam is of excellent flat shape, the obstacle lower than 1cm cannot be detected to offer more precise readings. 5. Unique ultrasonic resistance function can filter environmental ultrasonic wave efficiently. 6. Adopt the newest BSD(blind spot detection) technology for non-blind area detection. 7. work by emitting step-up buzzer(bi.bi.bi...) within detection range. 8. Noise suppression and echo cancellation technology 9. Easy FOR DIY installation, the mirror simply clips over the top of your existing mirror Technical parameters: 1. Dual CPU system, 4 radar detectors. 2. Voltage rating: DC 12V 3. Power consumption:5W 4. Wide working temperature range: -40 to 80 degree celsius 5. Visibility range: 0.3m-2.0m 6. Detection range: 0.3m-1.5m 7. Alarm volume:>80 dB 8. Ultrasonic frequency:40 KHz 9. Diameter of sensor: 22mm 10. Installation height of radar detector: 50cm-70cm far from the ground