Crispaire 3-in-1 Carbon Dioxide Detector WiFi CO2 Detector Temperature & Relative Humidity Meter Air Quality Monitor Customized Alarm Value for Bedrooms Offices Cars Wine Cellars Planting Greenhouses

【3 in 1 Detector】Our carbon dioxide detector can not only monitor the concentration of carbon dioxide in real time, but also monitor temperature and humidity in real time. The unit of temperature can be freely converted between Fahrenheit and Celsius.
【Customized Sound Alarm Value】You can customize the sound alarm value for this WiFi CO2 detector according to the different environments in which you use it. When the concentration exceeds, it will sound an alarm. Also, you can choose whether to turn off the buzzer according to your occasions.
【Three-stage CO2 Concentration Detection】Carbon dioxide range: 400-5000PPM (50PPM+5%) Normal (green): 400-700ppm, warning (yellow): 700-1500ppm, dangerous(red): 1500-5000ppm. Comprehensive detection, easy to grasp the current environmental CO2 concentration, make you feel at ease.
【Easy Calibration】After powering off, long press the three buttons to enter calibration mode then the device begins to count down 200s on the screen. Calibration is complete when the number counts down to 0. (Pay attention to doing it outdoors without people.)
【Viewable Data on Mobile by Wi-fi】Long press the – button until the icon flashes on the screen, and the device enters the network configuration state. You can view the detection data through your mobile phone and reset the alarm value. (Only support the 2.4GHz Wi-fi signal mode.)
12 Months Warranty: We provide 12 months warranty for every our customer! Also, LIFETIME technical support! We will respond within 24 hours.