---
title: "Trend — black & decker replacement battery - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/black-decker-replacement-battery/trend"
last_updated: "2026-08-08T18:21:24.469Z"
locale: en
meta:
  description: "Niche score 58/100 · $62K/yr market · 25K searches/yr. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:description": "Niche score 58/100 · $62K/yr market · 25K searches/yr. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Trend — black & decker replacement battery - Flapen"
---

# **black & decker replacement battery**

**Worth a look**

Shows demand growing +189.7% this quarter, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 15Growth 97Conversion 62Competition 54Returns 60Price range 81Avg price 95Brand share 50Review moat 31Quality gap 55

**Growth**

**Incredible****+189.7%**

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

**Avg price**

**Incredible****$44.50**

avg listing price — sweet spot $15–$100

**Price range**

**Great****$15.87–$117.38**

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

**Conversion**

**Good****5.5%**

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

**Returns**

**Good****2.6%**

return rate — above 5% kills the launch gate

**Quality gap**

**Good****4.4★**

avg incumbent rating — lower means beatable quality

**Competition**

**Good****53%**

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

**Brand share**

**Okay****75%**

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

**Review moat**

**Okay****3,411.28**

avg incumbent reviews — the moat a new listing must climb

**Market size**

**Bad****$62K**

$62K/yr · 25K searches

**Signals**[** Trending**](https://flapen.com/research/niches?market=us&signal=trending "Search growth > 100% (90d)")

## Trend