esp32 K-Type thermocouple 24CH relay module – A24 released
KinCony A24 esp32 board based on ESP32 wifi chip, it have manual control switch buttons can turn ON/OFF relay even if system is broken. Support 3CH K-Type thermocouple use by MAX31855 chip. It support GSM module for SMS, voice call, GPRS communication for Tuya mobile application. Use SMS or call to turn ON/OFF relay will…