1): Microwave Sensor. 2): Exact Detecting Ability. 3): Good Price and Prompt Delivery. Microwave sensorwe are providing Microwave Sensor,sensor,radar transducer,open radarsensor, transducer,transistor,parking radar sensor. Function features: 1.Compatible with most if car alarms2.LED colcr alert3.Detects object movement4.Adjustable sensitivity Microwave Sensor