Silver Sensor with 8.2 feet (2.5 meters) wire.
Sensor Size: Diameter = 21 mm (0.83 in), Length = 18 mm (0.71 in).
It can be used as rear sensor for our 4, 6, 8 Sensor Parking Systems.  
 
Note: This item is to be used as spare or replacement for the parking sensor systems you bought from our Web site only. Therefore we don't recommend you use it with other parking sensor systems you purchased from other sources because of compatibility issues.