Air Quality Monitor

Features:
Built-in advanced Infrared (NDIR) sensor can accurately detect CO2, temperature, and humidity.
2000mAh rechargeable battery can provide more than 10 hours of standby time when fully charged.
One key to quickly turn on/off the alarm function. An alarm will be issued when the CO2 reading exceeds 1000ppm.
Professional sensors require a sampling time of only 1.5s. 2.8-inch large size display shows the readings clearly.
Portable size, and can detect the gas quality in the bedroom, living room, kitchen, office, car, school, hotel, campground, etc.