Easy to Use: When the vehicle is engaged in reverse gear, the reversing radars system automatically enters the detection working state.Accuracy: 30-250 centimeter-level display accuracy, accurately display the distance of obstacles, stop the vehicle in time.Easy to View: High-quality LCD digital display, real-time display of green, yellow and red 7-segment LED light bar to indicate obstacle distance.Sound Alarm: The"BiBiBi" buzzer will give a step-by-step alarm prompt, the closer the distance is, the faster the alarm sound will be.Reliable Quality: Dual CPU design, quick response, support probe self-check function, abnormal status prompt, reverse collision caused by probe damage.Easy Installation: Flush mount design with drill bit for easy drilling on car bumper. It is compatible with 12 V vehicle in the market.Specifications:Material: ABSParking Sensor Color: Black/ White(optional)Parking Sensor Quantity: 4pcs/ 8pcs(optional)Working Voltage: 12 V(9.6-16V Wide Voltage Operation)Working Current: 20-180mADetection Distance: 300-2500mmDisplay Distance: 300-2500mmAlarm Volume: 80dBWorking Temperature: -40-80Frequency: 40KHz1KHzDisplay Size: 81* 40* 40mm/ 3.2* 1.6* 1.6inControl Box Size: 90* 60* 22mm/ 3.5* 2.4* 0.9inSensor Size: 24* 24* 19mm/ 0.9* 0.9* 0.7inPackage Size: 195* 160* 60mm/ 7.7* 6.3* 2.4inPackage Weight: 4pcs: 430g/ 15.2oz 8pcs: 590g/ 20.8ozPacking List:1* Controller Host1* LCD Display(5m Cable Length)4* Probe(2.5m Cable Length)1* Power Cable(0.8m Cable Length)1* Drill Bit(Standard Diameter 22mm)1* Instruction Manual2* Stickers