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Simple, always on radon detector with short and long-term radon levels displayed on integrated LCD display. A best-seller, with radon-sensing technology trusted by professionals.

Can't be more than 10000

Monitor the air around you

Radon

You can't see or smell it, but long-term exposure to this radioactive gas is the top cause of lung cancer in non-smokers.

Tech specs

Product features
- Power supply:
  3 x AAA alkaline batteries (LR03)
  2 years battery life
- Dimensions: 4.7 x 2.7 x 1.0 inches / 120mm × 69mm × 25.5mm
- Weight: 5.2 ounces / 130g (with batteries)
- Operation environment:
  Temperature: 39°F to 104°F / 4°C to 40°C
  Relative Humidity: < 85%
Radon specifications
- Radon sampling: Passive diffusion chamber
- Detection method: Alpha spectrometry
- Measurement range:
  0 – 500 pCi/L
  0 - 9999 Bq/m³
- Accuracy/precision at 5.4 pCi/L / 200 Bq/m³:
  After 7 days ~ 10 %
  After 2 months ~ 5%
Additional information
US Model 223 / EUR Model 244

Package content:
Radon detector
3 x AAA alkaline batteries (LR03)
User manual
Warranty
Comes with a standard warranty, details are available here

Free 5-year warranty available: Airthings has a 5-year extended warranty available on all air quality monitors for consumers. Registration is required within 30 days of the purchase on the Airthings website here. Registration is free. This extra coverage is in addition to your standard warranty that applies even if you choose not to register your product. Not registering your product does not diminish your statutory rights.