Smart Air Quality Monitor Indoor for Home, Portable CO2 Detector for Travel, Multi Pollutant Air Quality Tester for CO2, VOC, HCHO, PM2.5, PM10, PM0.3, Temperature and Humidity, Digital Display

Breathe Easier with Complete Air Quality Intelligence Take control of your indoor environment with our Smart Air Quality Monitor. Whether you're at home, in the office, traveling, or working in a workshop, this portable detector gives you instant, accurate insights into the air you breathe. What It Detects: Gases: CO₂, Formaldehyde (HCHO), VOC Particulates: PM2.5, PM10, and PM0.3 (ultrafine particles) Comfort Factors: Temperature & Humidity Why Choose Our Monitor? ✔ High-Precision Sensors – Featuring electrochemical sensors for HCHO/TVOC and a dedicated CO₂ sensor, our device delivers laboratory-grade accuracy with an error margin of less than ±5%. ✔ Visual – The large, easy-to-read color screen displays real-time values for each pollutant. When any reading crosses the safe threshold, the screen changes color to alert you immediately—so you can take action, like opening a window or turning on an air purifier. ✔ Long Battery Life for All-Day Use – With a 2000mAh rechargeable battery, you get up to 20 hours of continuous monitoring on a single charge. Take it on road trips, camping, or use it in your car to ensure air quality everywhere you go. ✔ Simple & Intuitive – Just press and hold the power button for 3 seconds to start. The device automatically begins detecting all parameters. Need Fahrenheit? A 1-second press switches units instantly. Perfect For: New home or office spaces (check formaldehyde levels) People with allergies or asthma (monitor PM2.5/PM0.3) Travelers concerned about hotel air quality Workshops, garages, or any indoor area with potential pollutants Note: This device is designed for air quality monitoring only and is not a substitute for a dedicated carbon monoxide alarm.

• Air Quality Detection – Monitors CO₂, formaldehyde, VOC, PM2.5, PM10, PM0.3, temperature, and humidity. Get a complete picture of your indoor air environment with one compact device.
• Ultra-Precise ±5% Accuracy – Advanced sensor technology delivers reliable readings for both gases and particulates. Detect harmful pollutants including formaldehyde and fine dust with confidence.
• Smart HD Color Display – Real-time data shown clearly on a high-definition screen. When pollutant levels exceed safe limits, the display changes color to warn you instantly（Sound needs to be turned on）.
• 20-Hour Battery & Portable Design – Built-in 2000mAh rechargeable battery lasts up to 20 hours on a single charge. Lightweight and compact, perfect for home, office, travel, car, or workshop use.
• One-Button Operation – Power on/off with a 3-second press, and it automatically starts detecting all pollutants. Click the button to switch between Celsius and Fahrenheit. Double-clicking the button turns the sound on and off. Click the button three times consecutively to enter the 60-second calibration mode. Tap the button four times consecutively to enter screen-off detection mode; tap the button once to turn on the screen.