MB7568 SCXL-MaxSonar-WRML SF_XBee Boards and is the simplest mode

and is the simplest mode to use

3V logic level of a Feather or Raspberry Pi

Optional feedback potentiometer disconnect detection

but if you pull the cap off

MB7568 SCXL-MaxSonar-WRML SF_XBee Boards and is the simplest modeFeatures of the weather resistant MB7568, SCXL MaxSonar WRML, include the reduced impact of condensation and frost when running continuously in closed or high moisture environments, millimeter resolution, short to long distance detection, range information from 500mm to 9999mm to the target with the largest acoustic return, a 0. 6 Hz read rate, and various output options: pulse width, analog voltage, and RS232 serial. The MB7568 from the SCXL MaxSonar