CO2 Detector 3-in-1 Air Quality Monitor Indoor Lightweight Portable Carbon Dioxide Detector Smart Air Quality Sensor for Bedroom

3 in 1 Multifunctional Air Monitor – The smart air quality monitor accurately detects current carbon dioxide concentrations, temperature and humidity in the air. Easy to measure 3 important indicators of indoor air quality, comprehensive understanding of air quality, to protect your health.
High-Precision CO2 Sensor – Use of non-dispersive infrared technology (NDIR), full temperature range correction, high measurement accuracy, fast response, resolution up to 1 ppm that can accurate detect air of Carbon Dioxide(CO2), measuring range up to 400 to 5000 ppm.
Large LED digital Display – Smart touch LED digital display, easy to operate, you can clearly see the carbon dioxide concentration, temperature and humidity displayed by the air quality detector. Carbon dioxide concentration has red, yellow and green indicators.
Battery & USB charging – Rechargeable lithium battery with a capacity of 2500 mAh, standby for 40 hours, supports USB charging and battery indicator. You can check the air quality from anywhere, or have the device continuously monitor at a specific location.
Wide Range of Applications – Simple design, light weight, portable and easy to use. Air quality monitors are ideal to help us understand the air quality in grow room, office, kitchen, school, home, hotel, etc. to protect the health of you and your family, especially women with babies, children and pregnancy.