---
title: "Smoke Pen — $110K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/smoke-pen"
last_updated: "2026-08-08T17:25:32.166Z"
locale: en
meta:
description: "Niche score 40/100 · $110K/yr market · 115K searches/yr · $49.26 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 40/100 · $110K/yr market · 115K searches/yr · $49.26 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Smoke Pen — $110K/yr Amazon US Niche (2026) - Flapen"
---
# **smoke pen**
**Skip it**
A concentrated shelf (top 5 take 89% of clicks) — this niche doesn't clear our bar today.
Market size 26Growth 20Conversion 24Competition 9Returns 34Price range 95Avg price 93Brand share 27Review moat 72Quality gap 96
**Quality gap**
**Incredible****3.9★**
avg incumbent rating — lower means beatable quality
**Price range**
**Incredible****$29.27–$76.42**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Great****$49.26**
avg listing price — sweet spot $15–$100
**Review moat**
**Good****620.22**
avg incumbent reviews — the moat a new listing must climb
**Returns**
**Okay****4.3%**
return rate — above 5% kills the launch gate
**Brand share**
**Okay****89%**
top-5 brand share — brands hold most of the demand
**Market size**
**Okay****$110K**
$110K/yr · 115K searches
**Conversion**
**Bad****1.9%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Bad****-9.5%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****89%**
top-5 click share — a locked-up shelf
**Signals**[** Quality Gap**](https://flapen.com/research/niches?market=us&signal=quality_gap "Avg rating < 4.0")
According to Flapen's Amazon United States niche tracking, smoke pen is a $110K/yr Amazon United States market (115K searches/yr). The top 5 brands hold 89% of demand. Demand peaks in Jan–Feb–Jul. Verdict: Skip it — 40/100.
Data updated Jul 30, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **smoke pen market data**
- **Units sold / yr**
- **3K–4K**
- avg 250–500/product
- **Revenue / yr**
- **$148K–$197K**
- units × avg price
- **Conversion rate**
- **1.9%**
- **Avg BSR**
- **#252**
- **Page quality**
- **0%**
- **Prime**
- **78%**
- **Sponsored**
- **89%**
- **Out of stock**
- **13.0%**
- **Avg brand age**
- **56 months**
- **Avg seller age**
- **176 days**
## **Competition & brand share**
The top 5 products capture 89% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**7 **▼falling
**Sellers**
**24**
**Top-5 brand share**
**89%**
Top 20: 97%
**Top-5 click share**
**89%**
Top 20: 100%
**Open market**
**7%**
- Arctic Hayes36% - Cirrus28% - Arikit15% - diytoolsman5% - AutoLine Pro4% - Regin4% - Open — no brand owns it (1 brand, 7%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -9.5% search growth over the last 90 days.
5K3KBlack Friday '24Holiday '24Spike '25Prime Day '25Black Friday '25Holiday '25Spike '26Prime Day '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Feb, Jul · busiest ÷ quietest = 2.4×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/smoke-pen/trend)
## **Top smoke pen search terms**
- **smoke pen**51K/yr+0.2%2.2% conv. - **smoke pencil**17K/yr+18.3%2.8% conv. - **smoke pencil air leak detection**15K/yr-10.2%3.2% conv. - **hvac smoke tester**7K/yr-29.8%0.7% conv. - **hvac smoke pen**5K/yr+27.9%2.3% conv. - **smoke pen for air leaks**9K/yr-52.9%2.1% conv. - **smoke sticks for air leaks**5K/yr-46.0%3.1% conv. - **smok pen**2K/yr-27.7%0.5% conv. - **smoke tester for air leaks**3K/yr-61.5%2.1% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/smoke-pen/search-terms)
## **Top smoke pen 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%$11K20%$22K30%$33K40%$44K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 9 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Arctic Hayes 333113 Pen Kit 1 x Kit with 3 Smoke Sticks Orange**Arctic Hayes**$35.64**4.3★556 rev](https://www.amazon.com/dp/B009BUDDHM) [2**Cirrus Wind Indicator- HVAC Airflow and Draft Indicator Power Bank - Safe and Portable - Trusted Alternative of HVAC Technicians**Cirrus**$76.42**4.2★210 rev](https://www.amazon.com/dp/B07MFNBV8D) [3**Regin Smoke Pen Plus Three (3) Wicks-Economy Kit. Dense White Smoke Trail for Finding Drafts and Air Leaks. 30 Minutes per Wick. Start and Stop. Unused Wick Stores in Pen. Extra Wicks Available.**Arikit**$34.63**4.5★17 rev](https://www.amazon.com/dp/B0CQW2L237) [4**Air Leak Test Pen with 1 Pencil & 5 Sticks Dense Low-Odor White Smoke 2.5 Hour Smoke Output Pinpoint Drafts Leaks and Air-Tightness Issues Gas CO Spillage Checks of Boiler & Case Sills**diytoolsman**$29.27**1.8★28 rev](https://www.amazon.com/dp/B0FHHFN533) [5**Smoke Pen 3 Hours**Regin**$50.10**4.0★115 rev](https://www.amazon.com/dp/B00788GC6S)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Air Leak Test Pen with 1 Pencil & 5 Sticks Dense Low-Odor White Smoke 2.5 Hour Smoke Output Pinpoint Drafts Leaks and Air-Tightness Issues Gas CO Spillage Checks of Boiler & Case Sills**diytoolsman**$29.27**28 rev1y ago](https://www.amazon.com/dp/B0FHHFN533) [**AutoLine Pro HyperSmoke Automotive Smoke Machine EVAP Vacuum Leak Tester Adjustable Pressure OEM Approved Smoke Fluid Built-in Air Compressor Motor - Includes Smoke Fluid x2.**AutoLine Pro**$49.91**912 rev1y ago](https://www.amazon.com/dp/B0DNRY9NCV) [**Handheld smoke machine Mini Fog Machine SMR-1426 for Cosplay photo shoots parties stage effects Halloween photography1**Yiduomile**$38.84**102 rev2y ago](https://www.amazon.com/dp/B0CT84XY9P) [**Regin Smoke Pen Plus Three (3) Wicks-Economy Kit. Dense White Smoke Trail for Finding Drafts and Air Leaks. 30 Minutes per Wick. Start and Stop. Unused Wick Stores in Pen. Extra Wicks Available.**Arikit**$34.63**17 rev2y ago](https://www.amazon.com/dp/B0CQW2L237) [**Cirrus Wind Indicator- HVAC Airflow and Draft Indicator Power Bank - Safe and Portable - Trusted Alternative of HVAC Technicians**Cirrus**$76.42**210 rev7y ago](https://www.amazon.com/dp/B07MFNBV8D)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Smoke Pen 3 Hours**Regin**$50.10**4.0★**▲ 93%**](https://www.amazon.com/dp/B00788GC6S) [**AutoLine Pro HyperSmoke Automotive Smoke Machine EVAP Vacuum Leak Tester Adjustable Pressure OEM Approved Smoke Fluid Built-in Air Compressor Motor - Includes Smoke Fluid x2.**AutoLine Pro**$49.91**4.6★**▲ 40%**](https://www.amazon.com/dp/B0DNRY9NCV) [**Regin Smoke Pen Plus Three (3) Wicks-Economy Kit. Dense White Smoke Trail for Finding Drafts and Air Leaks. 30 Minutes per Wick. Start and Stop. Unused Wick Stores in Pen. Extra Wicks Available.**Arikit**$34.63**4.5★**▲ 20%**](https://www.amazon.com/dp/B0CQW2L237) [**AutoLine Pro EVAP High Volume Smoke Machine Leak Tester Shop Series - Automotive Smoke Tester for Vacuum Leak Detection - Car Smoke Machine with Ceramic Smoke Coil and Best Ranked Smoke Fluid**AutoLine Pro**$69.58**4.5★**▲ 18%**](https://www.amazon.com/dp/B07JVT1NG2) [**Cirrus Wind Indicator- HVAC Airflow and Draft Indicator Power Bank - Safe and Portable - Trusted Alternative of HVAC Technicians**Cirrus**$76.42**4.2★**▲ 13%**](https://www.amazon.com/dp/B07MFNBV8D)
**~~View all trending →~~**
## **What buyers say about smoke pen**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Value For Money**14%
*“Cant beat the price”*
**Quality-Overall**14%
*“Excellent Product”*
**Ease Of Use**14%
*“Easy to use”*
**Efficiency**11%
*“Works well”*
**Advertised Vs Actual Product**7%
*“Works as it should”*
**Leak-Proof**6%
*“Help fine a couple leaks so far”*
**Size-Overall**3%
*“fits right”*
**Compactness**3%
*“The compact size makes it great for at home mechanics”*
**Functionality-Overall**2%
*“it got the job done for a DYI”*
**Instructions/User Manual/Troubleshooting**2%
*“Comes with great instructions”*
### **What buyers complain about **
**Leak-Proof**20%
*“Found two leaks”*
**Size-Overall**12%
*“smaller than a coffee mug”*
**Value For Money**6%
*“Not worth the price”*
**Durability**3%
*“It failed after 2 minutes”*
**Instructions/User Manual/Troubleshooting**3%
*“I instantly when troubleshooting and still nothing so”*
**Advertised Vs Actual Product**3%
*“definitely does not smoke like shown in videos”*
**Smell**2%
*“As soon as the EGR kicks in it smells like straight exhaust in my car”*
**Noise Level**2%
*“It ain't loud”*
**Charging**2%
*“the charging cord does not work”*
**Functionality-Overall**2%
*“Doesnt work”*
### **Top return reasons **
**Functionality-Overall**38%
**Size-Overall**13%
**Advertised Vs Actual Product**9%
**Defective Material/Parts**5%
**Pressure**4%
**Leak-Proof**4%
**Value For Money**4%
**Compatibility-Overall**3%
**Add-Ons/Attachments**2%
**Compression**2%
## **Common questions**
- **Is smoke pen profitable to sell on Amazon United States?**
- The niche generates $110K/yr across 9 tracked products. 90-day search growth is -9.5%. Flapen's verdict: Skip it (40/100).
- **How competitive is the smoke pen niche?**
- 7 brands and 24 sellers compete. The top 5 products take 89% of clicks and top 5 brands hold 89% of demand.
- **What do buyers complain about in smoke pen?**
- Top complaints mined from reviews: Leak-Proof, Size-Overall, Value For Money. The return rate is 4.3%.
- **When does demand for smoke pen peak?**
- Demand peaks in Jan–Feb–Jul; the busiest month runs 2.4× the quietest.
- **What does it cost to enter the smoke pen niche?**
- Listings span $29.27–$76.42; the average listing price is $49.26 (sweet spot $15–$100). The average incumbent carries 620 reviews — the moat a new listing must climb.
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