Check the listing for details. Universal 77Ghz Millimeter Wave Radar BSD Blind Spot Induction Detection System. Condition: New. Listed at 69.99 USD. Universal 77Ghz Millimeter Wave Radar BSD Blind Spot Induction Detection System Product Description Product Description Ultrasonic Blind Spot Monitoring System to Eliminate "Blind Spots" We are in Action By installing two radar probes in the rear bumper of the car to detect signals at the speed of the vehicle, the system analyzes and processes the transmitted signals to know the distance, speed, and direction of movement of the vehicle behind. Through the system algorithm, the fixed For objects and far away objects, when a vehicle approaching in the blind area is detected, the indicator light flashes. At this time, the driver cannot see the vehicle in the blind area, but he can also know that there is a vehicle coming from behind, and the lane change has a collision, if the driver still did not notice the indicator light flashing at this time and turned on the indicator light and was ready to change lanes, then the system would sound the BI BI BI alarm to remind the driver again that the lane change at this time is dangerous and should not be changed. Through the whole driving process, continuous detection and reminding can prevent traffic accidents caused by potential hazards such as bad weather, driver negligence, blind spots in the rearview mirror, and novices during the driving process. Basic Working Principle of the BSD System: Turn on the system when the vehicle is running, and when a vehicle is found within the detection range of the ultrasonic sensor, the LED will light up to remind. When the turn signal is turned on and ready to change lanes, it will sound and the LED will light up to remind. Specification: Type: Universal Blind Sport Monitoring System (BSM) Electricity Voltage: 12V Maximum Power: 5W (max) Working Temperature: -40℃ ～ +85℃ Storage Temperature: -40℃ ～ +85℃ Waterproof level: IP67K Detection Range: 0m - 5m. Detection Range Accuracy: ±3cm Package includes: 1 X Universal Blind Spot Monitoring System The package includes: 1*controller 2*Radar probe 1*buzzer 1*Main wiring harness 2*LED reminder light 1*Accessory bag 1*Warranty card 1*InstructionShipping PolicyReturns PolicyContact usShipping PolicyWe accept payment for all orders managed by eBay. If you have any questions, please contact us. Please make sure that your address on eBay is correct. If you want to change your address, please send us an ebay message immediately after payment Returns Policy 1. We accept returns within 30 days, please communicate in advance! 2. If the part arrives damaged or defective, it is our responsibility, we will take care of it, we will bear the return shipping cost, and fully refund or resend it. Please contact us first, we would really appreciate if you could send us a photo or video to show this problem, it would solve both of our time. 3. All returned items must be complete, in original packaging and in an unused re-marketable condition. A full refund of the total order amount will be made using the original payment method. Contact us Communication is very, very important for us to do business online. We maintain high standards of excellence and strive for 100% customer satisfaction! A bad feedback is not communication, in any case in the ebay and paypal solution centers is not communication. We will do our best to resolve any issues with your order, feel free to email us via ebay message and we will respond to your question within 24 hours. Please understand that we are closed on weekends or holidays, so there may be some delays during weekends or holidays, and we will try to respond to all emails on the next business day. Copyright © 2021 Dianxiaomi