Ultra-Array

Four HC-SR04 Ultra-sonic sensors mounted in a single unit. Uses a simple NeoPixel for Alert notification. Base has recess for Half+ Breadboard. Created as a part of a STEM project.

You can power it from the mini USB port on the Arduino mini or as in the photos with a breadboard power supply and a pp9.

Needs Newping and Adafruit Neopixel libraries.