Car Blind Spot Monitoring BSM Radar Detection System Ultrasonic Sensor Aistant Description:Features:100% brand new and high quality1.This system is a vehicle aistance device that helps driver lane changing safely during driving.2.With the aid of 58KHZ Ultrasonic sensor, probe the side / rear of the vehicle for those moving objects into the blind spot of the detection zone.3.The system works in a set of a control box (controlled by computer), two Ultrasonic sensors, two blind region monitor (or LED light), a buzzer and the wire harne which is the perfect connection of Ultrasonic and computer.4.There is blind zone at the rear of the vehicle which is easy to endanger driving safety.! When you installed BSM into your lovely car, no matter it's day time, night time or even in the snow,you can be alerted whenever there is a moving object pop into the rear of the vehicle, with the aid of LED lighting on , blinking, buzzer sound so that the driver can be cautious when lane changing to avoid the poibility of side crash accident.5.When you get ready to get off, open the door,if someone moves behind, it will also give an accurate alarm.Product Features:100% Original Factory Manufacturer Produced,Good Quality AuranceType:Universal Blind Sport Monitoring System (BSM)Electricity Voltage : 12VMaximum Power : 5W (max)Working Temperature : -40 +85Storage Temperature : -40 +85Waterproof level :IP67KDetection Range :0m - 5m.Detection Range Accuracy : 3cmAbout installation:Please Read The Instructions Carefully Before Installation!!!Note:Transition: 1cm=10mm=0.39inchNo retail package.Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Package includes:1Set Universal Blind Spot Monitoring System