Another illustration that demonstrate how to wire the ESP32-WROOM set as client talk to ThingSpeak API. As you can see the diagram below, we will be going to build a non-contact temperature sensor using MLX90614. Unlike DHTXX, LMXX, HDCXX, HTUXX,
Build your Own Thermometer with ThingSpeak
![Build your Own Thermometer with ThingSpeak Build your Own Thermometer with ThingSpeak](https://www.14core.com/wp-content/uploads/2020/04/Thermometer_.jpg)