10 mm 40KHZ 10mm ultrasonic sensor probe 40KHz receiving

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10pcs 10mm 40KHZ10mm ultrasonic sensor probe 40KHz receiving and transmitting split black metal shell

T represents emission. R represents reception.

The black circle on the pin is positive, and the other one is negative when connected to the casing

10MM size: 10MM long, 7MM high, with a distance of 5MM between the legs