World beating performance - the Devantech SRF01 Ultrasonic Range Finder employs our 2nd generation AutoTune technology which allows ranging all the way down to zero on a single transducer sonar.
Features:
Voltage - 3.3v to 12v
Current - 25mA Ranging. 11mA Standby. 55uA Sleep.
Frequency - 40KHz
Range - 18cm to 600cm (Industrial spec', no calibration required).
Range - 0cm to 600cm (Hobby spec' after auto-calibration).
Connection - One Pin Serial Bus @ 9600 baud.
Up to 16 SRF01's connected to a single pin on your controller.