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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.
@MattC
I too couldnt get much range from the IR on the puck
In the end I decided not to use the puck for IR and went with an esp8266 wifi chip and external ir's, i get a few metres range with this
https://create.arduino.cc/projecthub/BuddyC/wifi-ir-blaster-af6bca
You could perhaps try the same approach as the link and use a transistor and external ir leds with the puck