RSH Tuya WiFi Smart CO2 detector Monitor Carbon Dioxide Detector CO2 Meter Indoor Smart Home Greenhouse Air Humiture Sen

Specification Color BlackCharging USB Type C interfacePower 5V1ACO2 Sensor 400 5000PPmAccuracy ± 50ppm±5 reading value Humidity Sensor 0 100 RHTemperature Range 10°C 50°C0 95 RH 10 65°Caccuracy 0 3°CCommunication Protocol WiFiFeatures 1 Lightweight compact design with a high quality temperature sensor and humidity sensor for accurate measurements 2 Easy to read 2 8 inch backlit LCD screen that clearly displays current CO2 levels temperature and humidity The color circle changes according to the current CO2 value 3 Simple operation no calibration needed after start up ready to work and detect automatically 4 Wide applications for home use educational institutions agriculture cultivation greenhouse planting warehouse operations material processing and more 5 Works with Alexa Google Assistance making it a smart device Package Includes 1x Tuya WiFi Smart CO2 Detector1x Charger Cable1x User ManualDefault CO2 alarm level Unit ppm 1 CO2 800 no alarm display smiling face to remind that the ernvironmental CO2 concentration is low and the living environment is comfortable2 800CO21200 no alarm smiling expression indicates that the ervironmental CO2 concentration is moderate3 1200CO21500 no alarm uncomfortable expression indicates that the ervironment is not good enough4 1500CO23500 the alarm sound drip drip drip sounds three times indicating that the CO2 concentration is relatively high and it is not suitable for people