Upgrade Your Vehicle's Safety with Advanced Obstacle Detection Navigating tight parking spaces and crowded streets requires precision. Our 8-Sensor Car Reverse Radar System Alarm Kit is designed to provide you with the spatial awareness needed to park safely and confidently. Whether you are driving an older model vehicle or simply want to add an extra layer of bumper protection, this kit serves as a reliable daily driving assistant. How It Protects You: Automatic Activation: Instantly enters detection mode the moment you shift into reverse. Visual & Audio Cues: The dashboard-mounted LED digital display shows centimeter-level accuracy (30-250cm range), while the built-in buzzer (?80dB) emits a progressive alarm—the closer the obstacle, the faster the alert. Intelligent Self-Checking: The dual CPU rapidly processes data and performs self-checks on all probes, alerting you to any abnormal sensor status so you never rely on a damaged system. Specification: Product Name: Car Reverse Radar System Alarm Kit Product Material: ABS Product Color: Black ed Working Voltage: 12V DC (9.6 ~ 16V DC Wide Voltage Opeion); Working Current: 20?180mA Detection Distance: 30-250cm/11.81-98.43 inch Display Distance: 30-250cm/11.81-98.43 inch (Centimeter-level Display Accuracy) Alarm Volume: ?80dB Ultrasonic Frequency: 40kHz±1kHz Working Tempeure: -40?80? (-40?~176?) Package Included: 1* Main Control Box 8* Parking Sensors 1* Reversing Radar