1Adopts a blind spot detection system featuring one transmitting and multi receiving. 2IP67 dustproof and waterproof makes it free to work normally under circumstances of poor visibility (such as rain, fog, night). 3Independent action system with no need to connect OBD. 4Installed on both sides of the back bumper to ensure invisibility. 54-in-1 function: blind spot detection warningBSD), lane change alertLCA), rear cross traffic alertRCTA), door opening warning. 6LED light will blink and the buzzer will alarm when the turn light is on and there is vehicle in blind spot. 7After starting the vehicle, BSD system would start-up and LED light will turn on when there is vehicle in blind spot. 8Widely application and universal for all 12V vehicles. Condition: 100% Item Type: Blind Spot Detection SystemMaterial: ABS + LED Detection Range Accuracy: 0.1Maximum Detection Range: 15Meters/49.2ftWarning Range: 3-15Meters/9.8-49.2ftSystem Warning Accuracy: 0.1MWarning Method: Sound & lightIP Rating: IP67Warning Time: Minimum warning reaction time 0.75secRated current: 130ma50maWorking Voltage: 12V-24orking Frequency: 24GHz-24.25GHZLevel Angle: Frequency emission 42x80Speed Range: -20m/s~20m/s, 72MWorking Temperature: -45C~85C 2 x BSD Sensor2 x Notifiers1 x Buzzer4 x Wiring Harness2 x Install Bracket8 x Bind1 x Probe Feet8 x Screw Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.