CO2 Detector, 400 to 5000 PPM CO2 Sensor for Home, Mini CO2 Meter Detector, High Accuracy Temperature and Relative Humidity Tester with 3 Color Indicator Lights and Highlight Screen

【Home Safety Guard】-- The air quality monitor can monitor carbon dioxide in real time. Our multi-functional detector can also detect indoor temperature and relative humidity simultaneously. The best choice for your comfortable living and office environment.

【Exquisite Design】-- Exquisite size 70*80*35mm. A perfect decoration and a practical tool for your bedroom and office. With the special coating on the screen surface, you can also use it as a mini vanity mirror.

【High-Precision Measurement】-- The detector adopts non-dispersive infrared technology with vents on the back and a built-in NDIR infrared sensor, which can accurately detect CO2 gas concentration, ranging from 400 to 5000 PPM. The accuracy can reach 1 PPM.

【Triple Color Indication】-- 3 built-in color indicator lights. Red, yellow, and green represent poor, normal, and good air quality conditions, respectively. You can intuitively understand the quality of the air you breathe. Your best health monitoring assistant.

【Portable and Energy Saving】-- Weighing only 150g and easily portable, the built-in rechargeable battery is conveniently located inside. It can also be charged via USB cable. Fully charged before use in just 2-3 hours.