3 pins ultrasonic garage parking sensor

{"cid":"91198955","title":"Diameter 16mm Ultrasonic Parking Sensor","imgUrl":"https:\/\/img.chinax.com\/nimg\/0b\/b6\/3ff4e47d6ddfeec83a9c6d280115-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"TaiMI","Model Number":"TM-1640H12ATR-L TRANSDUCER STEPPED 40khz","Minimum Order Quantity":"Negotiable","Delivery Time":"2 weeks","Certification":"ROHS\/REACH","Place of Origin":"CHINA","Payment Terms":"Western Union, MoneyGram, T\/T ,PAYPAL","Supply Ability":"10000000\/Month","Packaging Details":"safety packing","thpe":"TRANSDUCER STEPPED 40khz","Output":"Digital Sensor","Measure distance":"0.2\uff5e6m","Material":"Aluminum","Max.input voltage":"20Vrms","Frequency":"40khz","USE":"40kHz AIR TRANSDUCER","color":"black\/silver"}}