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Keep it simple. Measure Radon. 
Why Is Monitoring Radon Levels Important? 
Radon Can Be in Any House
Radon – radioactive gas from uranium decay in soil, rocks, and water, rising from the ground and potentially accumulating to harmful levels in homes.

Radon Is Hard to Detect
Radon is invisible, odorless, and tasteless, making it difficult to detect without proper monitoring.

Radon Levels Can Fluctuate
Levels fluctuate can daily due to weather and ventilation. Get real-time readings, 24h, 7d, and 30d averages for informed home safety decisions.

Radon Poses Health Risks
It enters via cracks, accumulating to dangerous levels. It’s the second leading cause of lung cancer, making monitoring essential for your health.
What Are the Benefits of Aranet Radon One? 
Fast
First measurement in 10 minutes for immediate insights, with high accuracy in just 1 hour. Fast and reliable, it provides precise readings quickly.

Portable
The battery-powered digital radon detector offers flexibility for any room. With 7 years of offline battery life and 4.5 years with Bluetooth.

Accurate
±10% accuracy, quick adaption to room conditions due to the incorporated progeny effect compensation algorithm, for precise and responsive readings.

Self-sufficient
Customize the device using the front button. View real-time or long-term data and access everything directly on-screen. No app or registration needed.
The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. Aranet Radon One
Created by the indoor air quality experts who set the CO₂ gold standard with Aranet4 HOME.
Free App
You can see your history for up to 90 daysEasy and comprehensible graphsYou can export the dataMakes it easy to change various settings for your Aranet deviceYou can turn on the buzzer and change the warning thresholds to custom settings 
Technical Specifications
Radon Levels Range 0–108.10 pCi/L Accuracy ± 10% First reliable measurement in 1h Dimensions 4.13×3.15×2.80 in Weight 7.8 oz Packaging includes 2 AA alkaline batteries
Radon One
Aranet Radon Detectors
Radon Levels
Temperature
Relative Humidity
Atmospheric Pressure
Radon Levels
Temperature
Relative Humidity
Atmospheric Pressure
Radon Plus
Aranet4
FAST 10-MINUTE RADON READINGS Advanced sensing technology provides radon concentration updates every 10 minutes, helping you observe changes in indoor radon levels faster than traditional long-term detectors.
CLEAR E-INK DISPLAY High-contrast, always-on E-Ink screen shows radon readings clearly from any angle with no glare and minimal power consumption.
PORTABLE & BATTERY-POWERED (2× AA) Operates on two standard AA batteries with an operating life of up to 7 years, depending on usage conditions. No cables, charging, or setup required.
CONTINUOUS RADON LEVEL MONITORING Measures radon concentration in Bq/m³ and pCi/L, allowing consistent monitoring across different regions, including the US and Canada. Color indicators support easy interpretation of readings.
COMPACT DESIGN FOR FLEXIBLE PLACEMENT Lightweight and compact form factor suitable for basements, living areas, offices, rental properties, and property inspections.

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