RS232 multi serial adapter
2 channel RS232 COM serial port extension, connect to manual control board or Google or Alexa voice module with KC868 smart controller at the same time.
wifi temperature humidity sensor
remote see the current temperature and humidity value.wifi network.see history of last week or last day or last hour value.The upper limit and lower limit value of temperature or humidity can be set to link the scene mode auto control by KC868 smart controller.
ethernet temperature humidity sensor
remote see the current temperature and humidity value.see history of last week or last day or last hour value.The upper limit and lower limit value of temperature or humidity can be set to link the scene mode auto control by KC868 smart controller.