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Product details:3-in-1 multifunction air quality monitor with logging function can detect real-time CO2 concentration, temperature and humidity in your living environment. Adopting sensitive sensor, it provides quick and accurate data in the digital LCD screen. Built in with 750mAh rechargeable batt..

Features:Professional CO2 Monitor -- Versatile carbon dioxide detector can detect CO2, temperature and humidity. This air quality monitor adopt advanced ARM core chip with high stable and accuracy. It's detection accuracy up ±(50ppm+3% reading).Audio and Visual Alarm -- As the CO2 concentration is o..