---
title: "Radon Eye — $69K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/radon-eye"
last_updated: "2026-08-08T17:32:26.544Z"
locale: en
meta:
description: "Niche score 32/100 · $69K/yr market · 17K searches/yr · $166.32 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 32/100 · $69K/yr market · 17K searches/yr · $166.32 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Radon Eye — $69K/yr Amazon US Niche (2026) - Flapen"
---
# **radon eye**
**Skip it**
Prices mostly outside the sweet spot ($19.07–$788.01) — this niche doesn't clear our bar today.
Market size 17Growth 12Conversion 30Competition 39Returns 49Price range 11Avg price 53Brand share 26Review moat 43Quality gap 60
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Good****$166.32**
avg listing price — sweet spot $15–$100
**Returns**
**Okay****3.1%**
return rate — above 5% kills the launch gate
**Review moat**
**Okay****2,154.79**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Okay****62%**
top-5 click share — leaders hold, buyers still browse
**Conversion**
**Okay****2.4%**
search→purchase rate — share of searches ending in a sale
**Brand share**
**Okay****89%**
top-5 brand share — brands hold most of the demand
**Market size**
**Bad****$69K**
$69K/yr · 17K searches
**Growth**
**Bad****-25.9%**
90-day search growth — must beat 0% to launch
**Price range**
**Bad****$19.07–$788.01**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Signals**[** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")
According to Flapen's Amazon United States niche tracking, radon eye is a $69K/yr Amazon United States market (17K searches/yr). The top 5 brands hold 89% of demand. Demand peaks in Nov. Verdict: Skip it — 32/100.
Data updated Jul 30, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **radon eye market data**
- **Units sold / yr**
- **1K–1K**
- avg 0–100/product
- **Revenue / yr**
- **$166K–$208K**
- units × avg price
- **Conversion rate**
- **2.4%**
- **Avg BSR**
- **#49**
- **Page quality**
- **0%**
- **Prime**
- **93%**
- **Sponsored**
- **93%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **50 months**
- **Avg seller age**
- **145 days**
## **Competition & brand share**
The top 5 products take 62% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**8 **▲rising
**Sellers**
**34**
**Top-5 brand share**
**89%**
Top 20: 100%
**Top-5 click share**
**62%**
Top 20: 100%
**Open market**
**6%**
- Airthings47% - Ecosense Inc.21% - AEGTEST9% - FORENSICS DETECTORS FD7% - Aranet6% - X-Sense4% - Open — no brand owns it (2 brands, 6%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -25.9% search growth over the last 90 days.
450350Spike '24Holiday '24Spike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Nov · busiest ÷ quietest = 1.6×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/radon-eye/trend)
## **Top radon eye search terms**
- **radon eye**8K/yr-20.6%1.3% conv. - **radoneye**4K/yr-32.2%1.1% conv. - **radoneye rd200**2K/yr-22.0%1.1% conv. - **radon eye rd200**3K/yr-35.3%1.4% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/radon-eye/search-terms)
## **Top radon eye products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%10%$7K20%$14K30%$21K40%$27K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 14 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Airthings Corentium Home Radon Detector 223 Portable Lightweight Easy-to-Use (3) AAA Battery Operated USA Version pCi/L**Airthings**$128.72**4.6★10,786 rev](https://www.amazon.com/dp/B00H2VOSP8) [2**Airthings 325 Corentium Home 2 Smart Digital Radon Detector - Portable and Easy-to-use Radon Testing with Bluetooth connectivity and Humidity & Temperature Sensors**Airthings**$172.01**4.6★313 rev](https://www.amazon.com/dp/B0F84C4ZZM) [3**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**Ecosense Inc.**$140.28**4.1★1,180 rev](https://www.amazon.com/dp/B08LLFKVX4) [4**Ecosense RD200P RadonEye Pro Certified Digital Radon Monitor for Professionals Easy Report Generation User Friendly App Dashboard Report All-in-One Package**Ecosense Inc.**$788.01**3.8★14 rev](https://www.amazon.com/dp/B098J44FRV) [5**Radon Detector by Forensics | Home Use | Upgraded 20-Year Sensor Life | Version 2.0 |**FORENSICS DETECTORS FD**$88.55**4.5★153 rev](https://www.amazon.com/dp/B0FG1MY86C)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**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/m for Basement**AEGTEST**$59.21**501 rev7mo ago](https://www.amazon.com/dp/B0G24BL372) [**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/m for Basement**AEGTEST**$59.58**501 rev8mo ago](https://www.amazon.com/dp/B0FR4L9GZG) [**Radon Detector | 20-Year Radon Sensor | Long-Life Home Air Quality Monitor**CHNADKS**$76.67**87 rev1y ago](https://www.amazon.com/dp/B0FJ82BVS5) [**X-Sense Radon Detector for Basement Zero Lab Fees XR0A-SR White**X-Sense**$63.61**1,031 rev1y ago](https://www.amazon.com/dp/B0FGD7FCCF) [**Airthings 325 Corentium Home 2 Smart Digital Radon Detector - Portable and Easy-to-use Radon Testing with Bluetooth connectivity and Humidity & Temperature Sensors**Airthings**$172.01**313 rev1y ago](https://www.amazon.com/dp/B0F84C4ZZM)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Radon Detector by Forensics | Home Use | Upgraded 20-Year Sensor Life | Version 2.0 |**FORENSICS DETECTORS FD**$88.55**4.5★**▲ 159%**](https://www.amazon.com/dp/B0FG1MY86C) [**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/m for Basement**AEGTEST**$59.58**4.6★**▲ 147%**](https://www.amazon.com/dp/B0FR4L9GZG) [**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/m for Basement**AEGTEST**$59.21**4.6★**▲ 105%**](https://www.amazon.com/dp/B0G24BL372) [**Radon Detector | 20-Year Radon Sensor | Long-Life Home Air Quality Monitor**CHNADKS**$76.67**4.2★**▲ 86%**](https://www.amazon.com/dp/B0FJ82BVS5) [**First Alert Radon Gas Test Kit RD1**First Alert**$19.07**4.3★**▲ 54%**](https://www.amazon.com/dp/B00002N83E)
**~~View all trending →~~**
## **What buyers say about radon eye**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Ease Of Use**22%
*“easy to read”*
**Quality-Overall**13%
*“It seems well made”*
**Value For Money**10%
*“Great value”*
**Advertised Vs Actual Product**8%
*“Works as advertised”*
**Efficiency**7%
*“Works great”*
**Instructions/User Manual/Troubleshooting**5%
*“Followed the instructions”*
**Battery Life**4%
*“Battery life is good”*
**Durability**3%
*“Reliable device”*
**Measurement/Reading Accuracy**2%
*“-The accuracy is pretty good”*
**Portability**2%
*“Easy to use, portable, clear and accurate”*
### **What buyers complain about **
**Connectivity-Overall**14%
*“continues to lose connection”*
**Measurement/Reading Accuracy**12%
*“I have no way to calibrate it for accuracy”*
**Durability**11%
*“Stopped working after about one month”*
**Value For Money**10%
*“Highly would not recommend for the price”*
**Functionality-Overall**8%
*“Eventually the display would go blank for a week or more and then come back on”*
**Quality-Overall**6%
*“hardware reliability is not good”*
**Instructions/User Manual/Troubleshooting**4%
*“Instruction manual is virtually unreadable- tiny print”*
**Display-Overall**4%
*“Eventually the display would go blank for a week or more”*
**Size-Overall**2%
*“Would like the display to be bigger”*
**Ease Of Use**2%
*“I can't use it”*
### **Top return reasons **
**Functionality-Overall**21%
**Connectivity-Overall**15%
**Value For Money**15%
**Measurement/Reading Accuracy**11%
**Advertised Vs Actual Product**8%
**Product Condition**5%
**Display-Overall**4%
**Compatibility-Overall**4%
**Defective Material/Parts**3%
**Charging**2%
## **Common questions**
- **Is radon eye profitable to sell on Amazon United States?**
- The niche generates $69K/yr across 14 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is -25.9%. Flapen's verdict: Skip it (32/100).
- **How competitive is the radon eye niche?**
- 8 brands and 34 sellers compete. The top 5 products take 62% of clicks and top 5 brands hold 89% of demand.
- **What do buyers complain about in radon eye?**
- Top complaints mined from reviews: Connectivity-Overall, Measurement/Reading Accuracy, Durability. The return rate is 3.1%.
- **When does demand for radon eye peak?**
- Demand peaks in Nov; the busiest month runs 1.6× the quietest.
- **What does it cost to enter the radon eye niche?**
- Listings span $19.07–$788.01; the average listing price is $166.32 (sweet spot $15–$100). The average incumbent carries 2,155 reviews — the moat a new listing must climb.
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