IMPORTANT NOTICE: We provide various sensors colors for your choice, in your purchase, please tell us the color to the sensors If you need some special colours for the sensors,NAME OF YOUR CHOSEN COLOURS while confirming order, then well try to select the closest colours for you since we have more than 60 different colours ready. Otherwise you can choose white sensors, and paint them to the matching finish of your car. Product parameters 1Specifications: 2Rate voltage: 12V DC 3Rate operating range: 10.5V - 16V DC 4Rate current: 100mA - 300mA 5Ultrasonic frequency: 40KHz 6Control moudle working temperature: -30 - 80 celcius degree 7Display working temperature: -20 - 70 celcius degree 8Sensor diameter: 22mm 9Installation mode: Drilling This model is only suitable for rearparking sensorsnot display ,only speaker Alarm sound: beep The box is specially designed to lock the wires tightly and avoid bad contact due to vibration of the car! OUR PARKING SENSORS Double Angle - horizontal and vertical simultaneous scanning probe! Fixed - 6 plastic card design, fixed better! Deliver goods We guarantee that we can test the products before shipment, ensure the quality of the products and deliver the goods within 48 hours