Maxbotix Ultrasonic Rangefinder - HR-USB-EZ1 (MB1413) _MAKE_DEV_OTHER Here's a sheet of Flora

Here's a sheet of Flora NeoPixels fresh from the (reflow) oven

A mini breadboard on top

using the beautiful little Lite-On LTP-305 matrices

There's also built-in high and low pass sensing to make data processing easier

double coil

Maxbotix Ultrasonic Rangefinder - HR-USB-EZ1 (MB1413) _MAKE_DEV_OTHER Here's a sheet of FloraThe HRLV MaxSonar EZ sensor line is the fastest way to get precision range finding into your computer. No microcontroller or adapter required, simply connect any micro B USB cable (not included) into the sensor and install the FTDI drivers to get serial sonar distance data via serial on any computer operating system. The HR USB EZ sensor line provides high accuracy and high resolution ultrasonic proximity detection and ranging in air, in a package