For one of my projects I bought a pair of them. Unfortunately, after about half a year, one of them either went deaf or silent, due to a broken radio IC. I ended up buying another pair. Instead of ...

The HC-12 has a great range for 433MHz but the downside is that the module can only communicate with another HC-12. Also the price for these modules are very similar to ESP8266 and LoRa devices at ...

Alhamdulillah, I am happy to share that we have successfully completed our graduation project, which is " IOT- BASED HAND GESTURE-CONTROLLED VEHICLES USING HC-12 MODULE FOR FIRE DETECTION WITH BLYNK ...