HC-SR04 Ultrasonic Range Sensor
Product Description
Manufacturer Part No: HC-SR04
RoHS: Yes
Datasheet: Click Here
This is a simple ultrasonic sensor. This capable little sensor helps your robots, doors, tables, dogs, cars, boats, bicycles, or just about anything sense a little bit about the world around it! Watch for people walking, walls, dogs, cats, to make sure the toilet seat is down. Make an alarm for when your garage door opens, there are a myriad of fun things one is able to do with this little Ultrasonic Sensor. It uses a 5V logic with ranging capabilities from approximately 2cm to 200cm.
Pin out from left to right
-> 5V
-> Trigger Input
-> Echo Pulse Ouput
-> Ground.
There is a wiring and coding example available. Click Here
Specifications
Technical Data:
Voltage: 5V
Working Current: 15mA
Resolution: .3cm
Measuring Angle: 30 degrees