AJ-SR04M Waterproof Ultrasonic Sensor

AJ-SR04M Waterproof Ultrasonic Sensor

Product performance parameters and characteristics:

1. Adopt industrial design, up to 8 meters long distance measurement range, blind zone 20cm , high stability and sensitive performance. Integrated closed waterproof tape probe for wet and harsh various measurement occasions. A variety of modes are available for different occasions.

2, ultra-low power consumption 20uA low power consumption , wider working voltage 3.0-5.5V , compatible with more environmental use, battery low power supply is the best choice

3, a variety of modes and power selection, suitable for different occasions of testing, as well as teaching experiments.

4, the product uses a waterproof ultrasonic probe to prevent probe failure caused by water and dust

5, the module has a variety of mode selection, can be notified to the store after the film is modified, you can also modify

6, can be customized special modules, shop second is the siege lion , any problem can be free to conduct barrier-free technical communication, to ensure that your project experiments smoothly

Measuring angle 75 degrees is not 15 degrees.

translated datasheet to english(by google translate):

https://github.com/tomaskovacik/kicad-library/tree/master/library/datasheet/K02-AJ-SR04

simple serial example:

https://github.com/tomaskovacik/arduino/tree/master/K02_serial_example

forum https://bitbucket.org/teckel12/arduino-new-ping/issues/40/aj-sr04m-board