The Puck.js looks a very promising platform. Will it be able to sense its battery level, in order to plan in advance the replacement ? (Like an Arduino can sense its Vcc using the internal analog reference)
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
New user of espruino. Wanting something more powerful than Arduino.