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Purifier or Monitor First
Should you buy an air purifier or air quality monitor first? This guide compares immediate relief against diagnostic insight to help you decide.
Generic 2CO9TB Smart WiFi Air Quality Monitor: 9-in-1 air quality monitoring
Keep your family healthy with the 2CO9TB Smart WiFi Air Quality Monitor. This 9-in-1 device tracks PM2.5, PM1.0, PM10, temperature, and humidity in real time. Perfect for homes with children, elderly family, or anyone with respiratory concerns.
The smart WiFi app lets you check air quality remotely and review up to one year of historical data. Set customizable alarms for temperature and PM2.5 levels. The 2.8-inch color LCD screen shows clear readings, and you can adjust brightness or enable sleep mode from your phone.
This portable monitor runs on a rechargeable battery with USB-C charging. Place it on a nightstand, desk, or countertop. It works with 2.4G WiFi only. Protect your indoor air and breathe easier with real-time insights and alerts.
Features
- Remote WiFi APP monitoring
- Historical data storage
- Adjustable temperature alarms
- Portable rechargeable design
- USB Type-C interface
- 9-in-1 air quality monitoring
General specs
- Brand: Generic
- Model: 2CO9TB
- Seller: Amazon
- ID: B0FV88HYYZ
- Alarm: Temperature Upper Limit, Temperature Lower Limit, PM2.5 Value
- Weight: Lightweight
- Battery: Removable
- Display: 2.8-inch Color LCD
- Dimensions: 3.5 x 2.76 x 1.38 inches
- Application: Home, Public Places, Nursing Rooms, Restaurants, Hotels
- Connectivity: WiFi 2.4G
- Power Source: Rechargeable Battery, USB Type-C
- Measurement Type: Air Dust, PM2.5, PM1.0, PM10, Temperature, Humidity
- Temperature Unit: Celsius, Fahrenheit
- Brightness Levels: 1-4
- Alarm Pm2.5 Range: 20-500
- Setting Sleep Time: 1-60 minutes
- Data Historical Storage: 1 Year
- First listed by seller: May 20, 2026
If you are interested in more details, you can find full information on the seller's page.
Amazon live offers
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New, Used and Refurbished describe the item condition shown for that Amazon offer.
Top live offer
€22.38
Free shipping
New
Third-party seller
FBA
Shippable
Offers updated: 9/1/26
Affiliate link. As an Amazon Associate I earn from qualifying purchases.
Price History for seller Amazon
| Date | Price |
|---|---|
| 5/29/26 | €18.93 |
| 5/20/26 | €20.65 |
Shipping options
Delivery to 
United States
United States
Available
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Generic 2CO9TB 9-in-1 air quality monitoring
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| Brand | Generic | Eujgoov | SUPNOVA | Zunate | Zunate | Zunate |
| Model | 2CO9TB | MT29 | 12 in 1 Air Quality Meter | |||
| Color |
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| Rating |
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| Price | €22.38 | €30.63 | €39.60 | €47.42 | €30.28 | €47.84 |
| Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | Jun 24, 2026 | Jun 19, 2026 | May 29, 2026 | Jun 19, 2026 | Jun 24, 2026 | Jun 19, 2026 |
| Connectivity | WiFi 2.4G | WiFi, App control | WiFi | WiFi | WiFi | |
| Battery Life | Up to 7 hours | Up to 10 hours | 8 hours | |||
| Display Type | HD Screen | 2.8 inch LCD | LCD | |||
Generic 2CO9TB 9-in-1 air quality monitoring
€22.38
Affiliate link. As an Amazon Associate I earn from qualifying purchases.
When this device makes sense
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