---
title: "Trend — hydrometer - Flapen"
canonical_url: "https://flapen.com/research/us/patio-lawn-garden/hydrometer/trend"
last_updated: "2026-08-11T09:28:02.155Z"
locale: en
meta:
  description: "Niche score 60/100 · $473K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:description": "Niche score 60/100 · $473K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Trend — hydrometer - Flapen"
---

# **hydrometer**

**Worth a look**

Shows low returns (1.2%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 59Growth 19Conversion 88Competition 72Returns 91Price range 47Avg price 55Brand share 81Review moat 20Quality gap 52

**Returns**

**Great****1.2%**

return rate — above 5% kills the launch gate

**Conversion**

**Great****10.2%**

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

**Brand share**

**Great****54%**

top-5 brand share — no brand owns this niche

**Competition**

**Good****42%**

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

**Market size**

**Good****$473K**

$473K/yr · 365K searches

**Avg price**

**Good****$12.65**

avg listing price — sweet spot $15–$100

**Quality gap**

**Good****4.4★**

avg incumbent rating — lower means beatable quality

**Price range**

**Okay****$5.97–$22.94**

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

**Review moat**

**Bad****12,296.39**

avg incumbent reviews — the moat a new listing must climb

**Growth**

**Bad****-12.3%**

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

**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%")

## Trend