---
title: "Products — portable co2 detector - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/portable-co2-detector/products"
last_updated: "2026-08-08T20:28:11.673Z"
locale: en
meta:
  description: "Niche score 40/100 · $128K/yr market · 97K searches/yr · $43.41 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:description": "Niche score 40/100 · $128K/yr market · 97K searches/yr · $43.41 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:title": "Products — portable co2 detector - Flapen"
---

# **portable co2 detector**

**Skip it**

Soft demand (-22.1% this quarter) — this niche doesn't clear our bar today.

Market size 29Growth 14Conversion 38Competition 39Returns 58Price range 71Avg price 95Brand share 38Review moat 28Quality gap 48

**Avg price**

**Incredible****$43.41**

avg listing price — sweet spot $15–$100

**Price range**

**Good****$20.30–$131.88**

cheapest to priciest tracked listing — scored on the share inside $15–$100

**Returns**

**Good****2.7%**

return rate — above 5% kills the launch gate

**Quality gap**

**Okay****4.5★**

avg incumbent rating — lower means beatable quality

**Competition**

**Okay****61%**

top-5 click share — leaders hold, buyers still browse

**Conversion**

**Okay****3.0%**

search→purchase rate — share of searches ending in a sale

**Brand share**

**Okay****82%**

top-5 brand share — brands hold most of the demand

**Market size**

**Okay****$128K**

$128K/yr · 97K searches

**Review moat**

**Okay****3,668.05**

avg incumbent reviews — the moat a new listing must climb

**Growth**

**Bad****-22.1%**

90-day search growth — must beat 0% to launch

## Products