Car Auto Led Parking Sensor Parktronic Display 4 Sensors Reverse Backup Assistance Radar Detector Light Heart Monitor System HAVE STOCKNOW THIS PRODUCT CAN SHIP WITHIN 24 HOURS Car Auto Led Parking Sensor Parktronic Display 4 Sensors Reverse Backup Assistance Radar Detector Light Heart Monitor System Features: - 22mm 4 sensors backup parking system, double CPU and advanced chip for enhanced coverage and detection. - Green, yellow and red 3 color, 7 segment LED lights indicate obstacle distance. - Bi, Bi Bi. Hum alarm prompts step by step, the closer the obstacles, the louder and faster the sound alert. - Detective range: 30cm to 250cm, cm level display precision, accurately display obstacle distance. - The appearance of sensor and body of vehicle is a perfect match, just like original binding accessories. - Abnormal state sensor self-checking and prompt function, to avoid the back-draft collision caused by sensor damage. - Humanity design, anti-freeze and rain proof, easy to install with hole saw. - Operating voltage: DC12V. - Working current: 50 - 150mA. - Operating temperature: -40 - 80 Deg.C. - Ultrasonic frequency: 40KHz + / - 1KHz. - 2.5m length cable for convenient use. Detection Mode: Radar Signal Detection. Special features: Led Display. Package weight: 0.435 kg. Package Size(L x W x H): 17.00 x 12.00 x 5.00 cm / 6.69 x 4.72 x 1.97 inches. Package Contents: 1 x Main Control Box. 1 x LED Display. 4 x Parking Sensor. 1x Power Cable. 1 x Hole Saw. 1 x English User Manual. 2 x Sticker.