







Product description


1 What is Radon
2 Hazards of Radon
3 Sources of Radon


What does it mean when the screen shows no data and the value displays ‘–‘?
The first data test takes at least 10 minutes, please continue to wait.
Why do different detectors show different measurement values?
Radioactive decay is random, so the detected data may have slight differences. It is recommended to monitor over a long period to get more accurate data.
What does it mean when the green light flashes occasionally?
When the device detects α decay from radon, the green indicator light will flash once.
What does it mean when the buzzer beeps once occasionally?
If the particle sound feature is turned on, the buzzer will beep once when the device detects α decay from radon.
My particle sound alarm is on, there is data being monitored, but why can’t I hear the particle alarm sound?
If the device is in silent mode, the particle sound alarm will also be turned off.
Radon Monitoring: Radon is a dangerous, odorless, colorless, and tasteless radioactive gas undetectable by human senses. As the second leading cause of lung cancer, daily accurate monitoring is essential. Our radon monitor provides long-term monitoring and early warning to protect you and your family.
Accurate Radon Detection: Built with a high-precision pulse ionization sensor. Detection range: 0.05–540 pCi/L (2 Bq/m³ – 20 kBq/m³), Measurement accuracy: ±10%, delivering professional and stable readings for residential radon measurement.
Audible & Visual Alarms: When the radon concentration exceeds the standard, it can be quickly detected and immediately issue a warning through alarm sounds and flashing lights, allowing you to take measures according to your needs. The alarm threshold can be customized.
Data Update & Logging: The first reading is displayed after 10 minutes, with data updated every 10 minutes. It shows real-time values for the past hour and records cumulative averages, 12/24/48/96-hour values, and cumulative peaks. One data point is logged every hour. Each record supports data overview for up to 254 days, and the device stores up to 10 sets of detection records in total.
Easy to Use & Portable: Equipped with a color TFT 2.0 screen and three buttons, the graphical UI clearly displays values, easy function settings, and it is convenient to customize measurement units, alarm thresholds, and screen sleep time. Compact and lightweight, weighs only 309g.
Long-Lasting & Rechargeable: The RM-75SE Radon Detector is equipped with a 5000mAh rechargeable battery, lasts up to 20 days in screen-off mode, and fully recharges in 6 hours (shutdown mode). It also features an ECO mode and adjustable screen sleep time.
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$79.99

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