RCW-0001 Ultrasonic Sensor Case

Remix of "Ultrasonic Sensor Housing" by Ivanchew to fit an RCW-0001 sensor instead of the original SR-04 sensor.

If you don't know, the RCW-0001 is a 3.3V ultrasonic sensor which is ideal to use with an ESP8266 :)

Onshape model can be found [here](https://cad.onshape.com/documents/5d5700ef80913964dfde62f0/w/f190e10deb7afde5784eb4a3/e/4b007b5064cdb0f259c5cb19).