CO2 Carbon Dioxide Detector, Air Quality Detector Air Detector, Air Quality Monitor, Home CO2 Monitor with Temperature and Humidity Sensor

Carbon Dioxide Detector: Real-time and accurate monitoring of ambient CO2 concentration, humidity, and temperature, with date and clock display, and the data is updated in real time every 4 seconds.

Independent Semiconductor Sensor: Used to measure CO2, temperature, and humidity, large color screen, LED digital display, intelligent backlight, soft eye protection, intuitive reading, clearer display, 24-hour real-time monitoring.

Long Battery Life: Use 3 AA batteries (you need to bring your own) or use the USB TYPE-C data cable interface to supply power, and the battery life can last up to half a month.

Automatic Alarm System: When the CO2 concentration exceeds 1000 ppm, an alarm will be issued to inform you to keep the indoor environment ventilated at time.

Lightweight design: Small size, easy to carry, and can be used directly by plugging in the USB cable. Can be placed anywhere: schools, offices, bars and restaurants, homes, cars, etc.