New MQTT tutorial
Check out our new, extremely simple to follow, tutorial on how to do MQTT communication with the Challenger WiFi enabled...
Read More
New LoRa support in the 433MHz ISM band !
It’s new and it’s out now. The new Challenger RP2040 LoRa 433MHz board. Now you are not limited to the 868MHz and 915MHz bands but can use the 433MHz bands as well.
Latest news
Up to 15% off when buying a display with your Challenger board !
Check out our new Challenger NB series.
Brilliant display modules that makes your project stick out!
The Challenger 2040 LTE is an Arduino/Micropython compatible Adafruit Feather format micro controller board based on the Raspberry Pico chip.
The new MkII version has an improved power supply section that reduces power consumption and allows the board to run at a lower battery voltage than before. Which in the end leads to longer battery operating ti…