There are multi colors to choose, function is totally the same, just different in sensors color.<br> Specifications:<br> Features:- The host and display is a wirele link- Wirele connection between control box and display- Numeral and color LED display- LED display which shows distance to obstacles with 100% accuracy.- It is equipped with a LED display and 4 parking sensors.- Alarm by three-step Bibi sound.- Left and right obstacle indication- Numeral display from 2.0m to 0m- Your car can be protected from bumps and expensive collisions.- This parking sensor system helps take the risk out of reversing and parking.- Convenient and easy to install.- Voice engaged or shut at your will.<br> Display: LED screen<br> Number of sensor: 4<br> Detecting Distance: 0.3-2.0m<br> Alert:- Beeping: BI BI BI- Buzzer Volume: About 65db- Ultrasonic Frequency: 40KHz<br> Max Consumption: 2W<br> Voltage: 9-15V<br> Rated Current: 50mA-180mA<br> Sensor:- Type: Concave head- Diameter: 22mm<br> Operating Temperature: -40 - 80 centigrade degree<br> 5 Optional Colors of Sensor: Red / White / Gray / Silver / Black (You can choose one certain color from these 5 colors)<br> Color: Black<br> Package Weight : 415 G / 14.64 Ounces<br> Package Dimensions (L*W*H) : 260*190*65 MM / 10.24*7.48*2.56 Inches<br> Retail Packaging: Yes, Colored Box<br> Package Include:<br> 1 x LED display<br> 4 x Parking Sensors<br> 1 x Control Box<br> 1 x Power Cable<br> 1 x English Manual