“This is a lot of fun to play with, currently combined with the ATOM tailbat, currently using as a portable counter/tracker.
The ATOM Matrix does make a high pitched noise when powered on but not sure if that’s normal.”
“Basically an ATOM Lite with a built-in LED grid, though they don't get very bright as said in the description. Feels sturdy enough for it's size and the clicks are satisfying!”
“Fun little device - can be programmed in MicroPython. There are just enough flashy LEDs (5 x 5) to do stuff with and the accelerometer and gyro is great. Of course it has WiFi too - so mine is also serving web-pages ...”