PING Ultrasonic Distance Sensor

[Lorenzo M. Oliver]

The PING)))™ Ultrasonic Distance Sensor is an all-in-one module for accurately measuring distances between itself and objects nearby. The effective range is from about 1 inch to 10 feet (2 centimeters to 3 meters). The Ping sensor consumes only modest power, and is ideal for use in mobile robots, security systems, and any other application for detecting nearby objects, or measuring their distance from the sensor...

https://sites.google.com/site/parallaxinretailstores/home/ping-ultr...