In this post we are reviewing the ESP-01 Wi-Fi Relay Module. It is one of the cheapest smart switches you can purchase currently for making smart home, internet of things, and other wireless do it ...

Adafruit has announced the arrival of a ESP32-S2-WROVER module offering 4 MB flash and 2 MB PSRAM. Priced at just $3.95 the ESP32-S2 is a highly-integrated, low-power, 2.4 GHz Wi-Fi System-on-Chip ...