Indoor Air Quality Monitor, 5-in-1 Portable Smart Air Tester for CO2, VOCs, HCHO, Temperature, Humidity for Home, Cars, Plants, Pets, etc.

Multifunctional Air Quality Monitor This is a 5-in-1 indoor air quality monitor that accurately detects carbon dioxide (CO2), formaldehyde (HCHO), volatile organic compounds (VOCs), temperature, and humidity in real time.It allows you to stay informed about the air quality in your living environment at a glance.Smart LED Color Display The air quality tester is equipped with a high-definition color display for real-time data, making it clear and easy to read.It provides a comprehensive assessment of environmental quality and tracks the average value of each gas, helping you quickly identify harmful gases in the air.In alarm mode, the screen changes color to remind you to pay attention to your surroundings.High Accuracy and Reliability: The home air quality tester is built with high-performance chips and advanced infrared (NDIR) sensor technology for CO2 detection, as well as electrochemical sensors for HCHO and VOCs.It is more sensitive, accurate, and stable compared to ordinary sensors.Simple Operation: Press and hold the "On/Off" button for 3 seconds to turn the air quality monitor on or off.Once turned on, it automatically begins detecting.The default temperature unit is Celsius (℃), but you can switch to Fahrenheit (℉) by pressing and holding the "On/Off" button for 1 second.Long Battery Life, Portable Design: The air monitor is equipped with a built-in 1200mAh rechargeable lithium battery and a USB charging cable, and can last up to 8 hours on a single charge.Its lightweight and portable design makes it suitable for various scenarios.