5-in-1 Temperature Humidity VOC Monitoring PM2 CO2 Sensor Controller for Family Intelligence System WIFI TUYA Smart Home The 900 collection integrates the intelligent air flow formulas controller of PM2, CO2, VOC, temperature, humidity and different sensors. The output sign of the controller directly controls the beginning and velocity of the new air blower, and the design of high-sensitivity touch buttons. Built-in WIFI module RS485 module, distant access and control, communique with smart home, building clever control, etc., throughout the relay to manage the start and forestall of the output AC fan and valve; Optional (output 0-10V proportional control) (support Valves or followers or different proportional equipment) be broadly utilized in residential, advertisement and business functions to effectively upgrade air high quality and create a healthy, comfortable and energy-saving residing and working surroundings FeatureCO2, PM2 sensor control outputOperation mode: Automatic-manual-timingFan speed mode: high, medium, low, computerized fan speed/0-10V proportional fan (valve) outputRegularly output assorted fan speeds each weekTimed off/onRS485 communicationTuya WIFI cellular APP controlRestore battery reminiscence functionFresh air ingredients filter out alarmScreen energy saving mode switchtemperature displayHumidity displayVOC displayTime displayManual or automated management of bypass valveOutput AC fan swap control (optional): high, medium and coffee outputOutput DC fan 0-10V management (optional): 0-10V proportional fan (valve) output Parameter Product wiring diagram:Size description:Box mount: Package list: