Specifications:Working voltage: 9-16V DCRated voltage: 12V DCDetection range: 0.2-2.5MWorking temperature: -35 to 80 degrees CelsiusSensor waterproof: IP67LED display, have three mounting position in oneMinimum detection 0.2 meterFeature:Complex sensor, easy for replacement when necessary 3 years service warrantyDiagnostic functionVisual display with distance indicator in inchesAdjustable audible alarm (Hi/Low/Off)Assists drives in making safer parking decisionsHelps prevent costly vehicle body repairsalerts drivers to objects 3" in front of the vehicleTriangulation detection software offers consistency on targets of all densities with fewer false alarmsUniversal design fits virtually all car and light truck applications including steel and angled bumpers