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10 Best radon detectors of 2026
Save up to 15% off
Best Choice1
Aranet9.6Exceptional
SAF Aranet Radon Detector for Home: 10-Min Measurement, Temperature, Relative Humidity, Pressure, E-Ink Display, 7-Year Battery, Portable with Free App, Bq/m3 & pCi/L Selectable
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Relative Humidity Measurement:Supported
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Portable:Yes
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Pressure Measurement:Supported
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Battery Lifetime:Up to 7 years (2 AA batteries)
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Measurement Interval:10 minutes
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Value for Money2
9.5Excellent
Airthings 325 Corentium Home 2 Smart Digital Radon Detector - Portable and Easy-to-use Radon Testing with Bluetooth connectivity and Humidity & Temperature Sensors
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3
9.4Excellent
AEGTEST HOUND-1011S Portable Radon Detector, High-Accuracy Sensor for Home, Lightweight, Audible & Visual Alarms, Long-Term Monitoring, Easy-to-Use Radon Tester in pCi/L or Bq/m³ for Basement
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4
9.3Excellent
Airthings Corentium Home Radon Detector 223 Portable, Lightweight, Easy-to-Use, (3) AAA Battery Operated, USA Version, pCi/L
15% Off
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5
FORENSICS DETECTORS FD9.1Excellent
Radon Detector by Forensics | Home Use | Upgraded 20-Year Sensor Life | Version 2.0 |
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See Today’s Deals & Prices
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Ecosense Inc.9.0Excellent
Ecosense EQ100 EcoQube, Digital Radon Detector, Fast Capture of Fluctuating Levels, Short & Long-Term Continuous Monitoring with Trend Charts, Remote Data Access, Only Support 2.4 GHz Networks
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7
8.9Very Good
Ecosense EB100 EcoBlu, Home Radon Detector, Capture & Display Results Every 10 Minutes, Short & Long-Term Continuous Monitoring, Easy to Use
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color: White
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batteries included: No
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item model number: EB100
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best sellers rank: 16,625 in Tools & Home Improvement See Top 100 in Tools & Home Improvement 20 in Gas Detectors & Alarms
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included components:N/A
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8
Ecosense Inc.8.7Very Good
Ecosense RD200 RadonEye, Home Digital Radon Detector: Fast and Accurate Detection of Fluctuating Radon Levels, Short and Long Term Continuous Monitoring with Trend Charts
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color:White
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compatible devices:mobile phone
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usage:Indoor use only
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batteries included:No
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item model number:RD200
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9
SafetySiren8.6Very Good
Safety Siren Pro4 Plug-in Radon Detector, Continuous Radon Gas Monitoring with Audible & Visual Alarms | Short & Long-Term Radon Detection for Home, Office, & Other Indoor Living Areas | Made in USA
11% Off
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10
8.5Good
Cobra RAD 480i Laser Radar Detector – Long Range Detection, Bluetooth, Apple CarPlay and Android Auto Compatible, LaserEye Front and Rear Detection, Digital Signal Processing, Black
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is discontinued by manufacturer:No
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product dimensions:4.25 x 2.75 x 1.25 inches
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color:Black
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other display features:Wireless
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item weight:4.8 ounces
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