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qingping · Qingping Air Quality Monitor Gen 2, Air Quality Monitor Indoor Detects PM2.5, CO2, PM10, Noise, Temperature and Humidity, New Upgraded Alarm Clock Function, Air Quality Tester for Bedroom, Smart Home
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Verdict
The Qingping Air Monitor 2 is a desktop touchscreen monitor that reads seven things: temperature, humidity, CO₂, PM2.5, PM10, eTVOC and noise level. It shows them on a 4-inch IPS touchscreen with automatic brightness, connects to 2.4 GHz or 5 GHz Wi-Fi, keeps 30 days of exportable history in the Qingping+ app, and doubles as a clock with multiple alarms. The particle sensor is user-replaceable behind a magnetic back cover. The listing is direct about the limits: no formaldehyde, and a battery that lasts about 3 hours, so it lives on USB power. For a bedroom, living room or office where you want a good-looking screen that answers the ventilation and particle questions, the documentation supports it as one of the best-rounded options at its price. The eTVOC reading is an estimate and the noise reading is a level, not a recording.
Who It Is For
- Bedrooms and home offices where the monitor doubles as a clock and the auto-dimming screen will not glow at night.
- Households that want CO₂ and particles with a phone app and are happy with mains power.
- Anyone who plans to keep the monitor for years and wants to replace the particle sensor rather than the unit.
Documented Specifications
| Item | Documentation |
|---|---|
| Measurements | Temperature, humidity, CO₂, PM2.5, PM10, eTVOC, noise level |
| Not measured | Formaldehyde |
| Display | 4-inch IPS touchscreen, 254 PPI, automatic brightness, colour indicator per metric |
| Extras | Date, time, multiple alarm clocks |
| PM sensor | Replaceable via contact points and magnetic back cover |
| Connectivity | 2.4 GHz and 5 GHz Wi-Fi, Qingping+ app |
| History | Last 30 days, viewable and exportable |
| Power | USB 5 V 1 A (adapter not included); up to 3 hours on battery |
| Firmware | Upgradeable |
Sensor by Sensor
CO₂
The listing does not name the CO₂ sensor supplier or principle. Qingping’s separate CO₂ monitor names a Sensirion NDIR sensor, and owner comparisons place the Air Monitor 2 in line with other consumer NDIR units, but we could not confirm the sensor type from the listing. If it matters, check Qingping’s specification page before buying; our guide on checking for a true NDIR sensor explains what to look for.
PM2.5 and PM10
An optical laser sensor that responds within a minute or two to cooking, candles and smoke. The replaceable design matters because the fan and optics in any optical sensor wear and clog over a few years; being able to swap the module extends the life of the monitor considerably.
eTVOC
The “e” stands for estimated. It is a relative index from a metal-oxide sensor that rises with cleaning products, cooking and new furnishings. It does not identify compounds and is not comparable across brands. See what VOC sensors measure.
Noise
A sound level reading with a colour band. It does not record audio. Its value is in seeing whether a poor night’s sleep lines up with noise, CO₂ or humidity.
Display, App and Smart Features
The 254 PPI screen is sharp enough to read small labels and the automatic brightness keeps it dim at night. Each metric has a colour indicator under its number, so a glance from across the room tells you the state of the air. Tap and slide gestures move between pages. The Qingping+ app shows live readings from anywhere over Wi-Fi and exports the last 30 days. The alarm clock function is a genuine convenience for a bedside unit. Dual-band Wi-Fi removes the most common setup headache with smart monitors, which is a router that hides the 2.4 GHz network.
Strengths
- Seven readings on a sharp, auto-dimming touchscreen.
- Replaceable particle sensor.
- Dual-band Wi-Fi and a straightforward app with export.
- Clock and alarm functions for a bedside role.
Limitations
- No formaldehyde; eTVOC is an estimate.
- Battery is about 3 hours; it is a mains-powered device.
- CO₂ sensor type not stated in the listing.
- USB adapter not included.
How It Compares
The Qingping Air Monitor Lite drops eTVOC and noise, uses an OLED display and adds Apple HomeKit. The Temtop M100 2nd Gen offers a larger screen and LoRa networking with a named NDIR sensor. The IQAir AirVisual Pro adds an outdoor comparison on screen at a higher price. The Air Monitor 2 is the best-balanced of the group for a bedroom or living room.
How We Research
This review is based on Qingping’s published specifications, the Amazon listing and owner reports. We did not run laboratory tests.
Recommended Tools
Products shown because their documented specifications fit this guide. Price and availability are on Amazon and can change.
Frequently Asked Questions
Does the Air Monitor 2 measure formaldehyde?
No. The listing states this explicitly. It measures CO₂, PM2.5, PM10, eTVOC, noise, temperature and humidity.
Can it run on battery?
Only briefly. The listing states up to 3 hours after a full charge and asks that it be kept on USB power (5 V, 1 A; adapter not included) in daily use.
What is the replaceable PM sensor?
The particle sensor connects through contact points and the back cover is held on magnetically, so a worn sensor can be swapped without tools. Optical particle sensors have a finite life, so this is a real maintenance benefit.
Does it work on 5 GHz Wi-Fi?
Yes. The listing states both 2.4 GHz and 5 GHz, which is unusual among air quality monitors.
Affiliate disclosure: Akermin earns a commission from qualifying Amazon purchases made through links on this page. Our editorial picks are based on documented specifications and owner feedback, not commissions.
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