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IQAir · AirVisual Outdoor – Outdoor Air Quality Monitor, Detects PM1, PM2.5, PM10, Optional CO2, Temperature, Humidity, Pressure, Modular Sensor Design, Wi-Fi, LAN, German Made
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Verdict
The AirVisual Outdoor is a private outdoor air quality station. It measures PM1, PM2.5 and PM10 with two laser sensors, adds temperature, humidity and pressure, accepts an optional CO₂ module, and connects by Wi-Fi, Ethernet or an optional 4G modem. It is weatherproof, mounts on a wall, roof or pole, and can share its readings with the public AirVisual map. The point of owning one is that the nearest public station may be miles away and on the other side of a highway, and outdoor pollution varies block by block. If that variation matters to you, because of smoke, traffic, industry or a health condition, the documentation supports it as a well-built option. If you only want to know roughly what the outdoor air is doing, the free map data is enough.
Who It Is For
- Households near a highway, industrial site or seasonal wildfire smoke that need a reading for their own street.
- Schools, clinics and community groups that want to contribute a station to the public map.
- Owners of the AirVisual Pro indoor monitor who want the outdoor comparison to come from their own garden rather than a distant station.
Documented Specifications
| Item | Documentation |
|---|---|
| Particles | PM1, PM2.5, PM10 from two laser sensors |
| CO₂ | Optional sensor module |
| Environment | Temperature, relative humidity, atmospheric pressure |
| Derived | AQI |
| Connectivity | Wi-Fi, Ethernet (LAN), optional 4G modem |
| Power | 100 to 240 V AC adapter with power over Ethernet, 12 m (35 ft) cable; solar option available |
| Mounting | Wall, roof or pole with accessories |
| Origin | Made in Germany per the listing |
The Modular Sensor Design
IQAir describes the Outdoor as modular: the particle sensors and the optional CO₂ module are separate units inside the weatherproof housing. The practical benefits are that a worn particle sensor can be replaced rather than the whole station, and that the CO₂ module can be added later. Laser particle sensors have a finite life outdoors because the fan and optics accumulate dust, so the ability to replace them is a real long-term cost advantage. Two sensors running in parallel also give the device a way to detect drift, which single-sensor outdoor monitors cannot do.
Connectivity and Power
Most outdoor monitors are Wi-Fi only, which is a problem when the ideal mounting position is at the far end of a garden. The Outdoor offers Ethernet with power over the same cable, which is why the 12 m lead is in the box, and an optional 4G modem for sites with no network at all. The solar option removes the mains requirement for remote positions. Owners installing on a roof or pole should plan the cable run before buying, because the supplied cable length sets the practical distance from the adapter. Our guide to choosing an air quality data logger covers the trade-offs for unattended installations.
The AirVisual Map
Once online, the station appears in the AirVisual app and can optionally be published to the public map, where thousands of contributor stations already sit. Public sharing helps neighbours and researchers; private mode keeps the data to your account. Either way the app shows history, AQI and, if you own the indoor Pro, the indoor and outdoor readings side by side. Wildfire-season decisions are the strongest use case; see choosing an air quality monitor for wildfire smoke.
Strengths
- Two laser sensors with replaceable modules.
- Wired, wireless and cellular connectivity options with PoE power.
- Weatherproof housing with a range of mounting options.
- Optional CO₂ for greenhouses or covered spaces.
Limitations
- Higher price than community-style outdoor monitors such as the PurpleAir range.
- CO₂, 4G and solar are extra-cost options.
- Optical PM sensors estimate mass and are affected by high humidity; readings are for trends, not compliance.
How It Compares
The PurpleAir Flex also uses two laser sensors with replaceable modules and feeds a public map, at a lower price but with Wi-Fi only. The Temtop P1 is a portable PM monitor rather than a fixed station and suits spot checks rather than continuous outdoor logging. The AirVisual Outdoor is the choice when wired power and connectivity, a CO₂ option or integration with an IQAir indoor monitor matter.
How We Research
This review is based on IQAir’s published specifications and support documentation, the Amazon listing and owner reports. We did not run laboratory tests or co-locate the unit with a reference monitor.
Recommended Tools
Products shown because their documented specifications fit this guide. Price and availability are on Amazon and can change.
Frequently Asked Questions
Why does it have two particle sensors?
The listing states that each unit contains two laser sensors. Running two in parallel lets the device check one against the other and flag a sensor that drifts or clogs, which is the same approach PurpleAir uses.
Does it measure CO₂?
Only with the optional CO₂ sensor module. The base unit measures PM1, PM2.5, PM10, temperature, humidity and pressure and calculates AQI.
How is it powered?
It ships with a power adapter and a 12 m cable, and the listing states the adapter supplies power over Ethernet. A solar-powered option is available from IQAir.
Do I have to share my data publicly?
No. Joining the AirVisual map as a public contributor is optional. You can keep the station private and still see it in your own app.
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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