5-in-1 Temperature Humidity VOC Monitoring PM2.5 CO2 Sensor Controller for Family Intelligence System WIFI TUYA Smart Home Color:AC Fan-AC Valve Select appropriate socket size and

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5-in-1 Temperature Humidity VOC Monitoring PM2.5 CO2 Sensor Controller for Family Intelligence System WIFI TUYA Smart Home Color:AC Fan-AC Valve Select appropriate socket size and5 in 1 Temperature Humidity VOC Monitoring PM2. 5 CO2 Sensor Controller for Family Intelligence System WIFI TUYA Smart Home The 900 series integrates the intelligent ventilation system controller of PM2. 5, CO2, VOC, temperature, humidity and other sensors. The output signal of the controller directly controls the start and speed of the fresh air blower, and the design of high sensitivity touch buttons. Built in WIFI module RS485 module, remote access