$ 49.64
$ 64.53
$ 49.64
$ 64.53
Use this proximity sensor to measure distance - it works by sending out an ultrasonic signal and listening for a response!
This is a 5v sensor, so will need a suitable external power supply if using this with a micro:bit (there's an example ).
The datasheet is
$ 20.00
$ 82.13
$ 63.18
$ 90.30
$ 69.46
$ 87.54
$ 67.34
$ 73.40
$ 56.46
$ 78.92
$ 60.71
$ 43.44
$ 30.95
$ 70.42
$ 54.17
$ 56.43
$ 43.41
$ 78.42
$ 60.32
