U.S. buyer attention:The areas where the US warehouse does not deliver goods are: Hawaii, Alaska, Puerto Rico, Guam and other US overseas territories. And the military addre. But you can choose ship from China.Spanish buyers attention:If your addre includes following postal code please do not choose the Spanish warehouse.The zip code starts with 35/38.Overseas warehouse cannot be delivered. But you can choose ship from China BSD Warning Light IP67 Waterproof Blind Spot Monitoring System Aist Lane Changing Parking Sensor Kit Ultrasonic Warning System Feature:1. Safe Lane Change:Our car blind spot detection is a vehicle aistive device that can help drivers safely change lanes while driving. With this product, you can enjoy a safer and more secure driving experience.2. Ultrasonic Detection:With the 58KHZ ultrasonic sensor, our BSD warning light can detect moving objects entering the detection zone on the side/rear of the vehicle. This feature can provide drivers with additional aistance when monitoring their surroundings.3. Multifunctional Design:Our blind spot monitoring system consists of a control box (controlled by a computer), two ultrasonic sensors, two blind spot monitors (or LED lights), a buzzer, and a wire harne. This design provides a perfect connection between ultrasonic sensors and computers, making it a versatile and reliable product.4. Reliable Alert:The rear of a vehicle is often a blind spot, which can be dangerous for drivers. When you install our parking sensor kit in your beloved car, whether it is day or night, or even in snowy conditions, you will receive accurate warnings through LED lighting, flashing, and audible alerts if there is a sudden moving object entering the rear of the vehicle. This helps drivers maintain caution when changing lanes to avoid side collisions.5. All-round Protection of the Body:Our radar detection set not only provides protection when changing lanes, but also warns accurately when someone appears behind the vehicle as you get ready to leave. This comprehensive design ensures drivers are protected in all situations. Specification:Certification: NONEOrigin: Mainland ChinaType: InvisibleModel Name: Car Blind Spot DetectionType: Universal blind motion monitoring system (BSM)Voltage: 12VMaximum power: 5W (max)Operating temperature: -40~+85Storage temperature: -40~+85Waterproof rating: IP67KDetection range: 0m to 5mDetection range accuracy: 3cm Note:Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!Please allow 1-2cm measuring deviation due to manual measurement. 1 x Controller2pcs x Probe1 xBuzzer1 xMain Wiring Harne2pcs x LED Light1 xInstruction Booklet