---
title: "Trend — plug in smoke and carbon monoxide detector - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/plug-in-smoke-and-carbon-monoxide-detector/trend"
last_updated: "2026-08-08T20:31:12.699Z"
locale: en
meta:
  description: "Niche score 40/100 · $192K/yr market · 67K searches/yr · $40.87 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:description": "Niche score 40/100 · $192K/yr market · 67K searches/yr · $40.87 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:title": "Trend — plug in smoke and carbon monoxide detector - Flapen"
---

# **plug in smoke and carbon monoxide detector**

**Skip it**

Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.

Market size 38Growth 22Conversion 75Competition 29Returns 62Price range 95Avg price 95Brand share 0Review moat 23Quality gap 27

**Avg price**

**Incredible****$40.87**

avg listing price — sweet spot $15–$100

**Price range**

**Incredible****$20.99–$67.36**

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

**Conversion**

**Great****7.0%**

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

**Returns**

**Good****2.5%**

return rate — above 5% kills the launch gate

**Market size**

**Okay****$192K**

$192K/yr · 67K searches

**Competition**

**Okay****68%**

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

**Quality gap**

**Okay****4.6★**

avg incumbent rating — lower means beatable quality

**Review moat**

**Bad****7,160.35**

avg incumbent reviews — the moat a new listing must climb

**Growth**

**Bad****-5.2%**

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

**Brand share**

**Bad****100%**

top-5 brand share — brand-locked demand

## Trend