Eufy Doorbell Battery
FailAn estimated 5.7% of orders come back, so Eufy Doorbell Battery is a Fail.
- Flapen Score
- 49 / 100Top 25% of 8,347 Electronics niches · +6 vs the category median of 4349
- Market size
- $205K/yr62K searches / yr
- 90-day growth
- +13.3%search demand this quarter
- Competition
- 68%top-5 click share · 12 brands · 15 sellers
Flapen Score
Eufy Doorbell Battery against its category
The dotted line is the Electronics average. Past it, Eufy Doorbell Battery is stronger. Inside it, weaker.
Market
The Eufy Doorbell Battery market on Amazon at a glance
Shoppers on Amazon United States searched for Eufy Doorbell Battery 62K times last year and spent an estimated $205K. The top 5 brands take 80% of clicks. Demand peaks in Dec. Flapen scores it 49 out of 100, a Fail.
01 · Demand
An estimated 6.7% of those searches ended in a purchase.
Shoppers searched for this 62K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 6.7% of those searches ended in a purchase. Searches in the last 90 days moved +13.3% against the 90 days before. Searches, conversion and average price together put the market at an estimated $205K a year.
- Searches, last 12 months
- 62K
- Growth, 90 days vs prior 90
- +13.3%
- Conversion, latest week
- 6.7%
- Market size, estimated
- $205Ka year
- Peak month
- December2.0× the quietest month
- Top search term
- eufy doorbell camera battery18K searches a year
02 · Price
A sale here is worth $49.24.
Listings sell for $49.24 on average, from $19.66 to $149.60. Amazon reports units sold in ranges. This niche sold 3K to 4K a year. The average listing sells 100 to 250 of them. At $49.24 that is $5K to $12K a year per listing.
- Average price
- $49.24inside the $15 to $100 sweet spot
- Price range
- $19.66–$149.60
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 3K–4K
- Units per listing a year
- 100–250
- Revenue per listing a year
- $5K–$12K
- Returns
- 5.7%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is ads.
94% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 8.4% of listings are out of stock. The average listing ranks #411 within Security & Surveillance. It carries 177 reviews at 4.35 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 94%
- Prime listings
- 100%
- Out of stock, average day
- 8.4%
- Average rank
- #411in Security & Surveillance
- Average rating
- 4.35 starsAmazon United States average 4.42 stars
- Average reviews
- 177per listing
- Listings tracked
- 16
04 · Newcomers
3 of last year's 10 launches cleared the first-year sales bar.
10 products launched here in the last 12 months. 3 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 19 months on average, so a newcomer is not facing entrenched names.
- Launched, last 12 months
- 10
- Successful launches
- 3Amazon's first-year sales bar
- Average brand age
- 19 months
Products
Top Eufy Doorbell Battery products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 22, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
REACELL E340 Battery Compatible for eufy Video Doorbell E340 7000mAh High Capacity Replacement Battery for E340 Video Doorbell
- Price
- $28.76
- Rating
- 4.4/5
- Reviews
- 58
- Age
- 8mo ago

eufy Security Video Doorbell E340 Kit No Subscription Dual Cameras Head-to-Toe View 2K FHD Doorbell Camera Two-Way Talk Delivery Guard AI Motion Detection Rechargeable Battery Built-in 8GB
- Price
- $139.94
- Rating
- 4.2/5
- Reviews
- 1,061
- Age
- 1y ago

Lesaps 1-Pack Replacement Battery for eufy Video Doorbell E340
- Price
- $23.99
- Rating
- 4.4/5
- Reviews
- 46
- Age
- 4mo ago

Fulpower 1-Pack Replacement Battery for eufy e340 doorbell Battery
- Price
- $23.17
- Rating
- 4.6/5
- Reviews
- 44
- Age
- 4mo ago

SAPBJ Battery Replacement for eufy Security Video Doorbell E340 Rechargeable Lithium-ion Backup Battery with Type-C Charge Cable Upgraded 7000mAh Capacity
- Price
- $29.07
- Rating
- 4.6/5
- Reviews
- 13
- Age
- 7mo ago
Trending
estimated 90-day click momentum
Lesaps 1-Pack Replacement Battery for eufy Video Doorbell E340
- Price
- $23.99
- Rating
- 4.4/5
- Reviews
- 46
- Age
- 4mo ago

Fulpower 1-Pack Replacement Battery for eufy e340 doorbell Battery
- Price
- $23.17
- Rating
- 4.6/5
- Reviews
- 44
- Age
- 4mo ago

Lesaps 2-Pack Replacement Battery for eufy Video Doorbell E340
- Price
- $47.01
- Rating
- 4.4/5
- Reviews
- 46
- Age
- 4mo ago

OHZHAO 2 Pack 2026 Upgraded 8200mAh E340 Battery Compatible with eufy Video Doorbell E340 High Capacity Replacement Backup Battery with Type-C Charge Cable
- Price
- $43.42
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 3mo ago

NASTIMA E340 7000mAh Li-ion Battery Compatible with Eufy Video Doorbell E340 Quick-Release Battery Pack with USB-C Long-Lasting Built-in BMS
- Price
- $19.66
- Rating
- 4.9/5
- Reviews
- 12
- Age
- 2mo ago
Newest
by launch date
NASTIMA E340 7000mAh Li-ion Battery Compatible with Eufy Video Doorbell E340 Quick-Release Battery Pack with USB-C Long-Lasting Built-in BMS
- Price
- $19.66
- Rating
- 4.9/5
- Reviews
- 12
- Age
- 2mo ago

OHZHAO 2 Pack 2026 Upgraded 8200mAh E340 Battery Compatible with eufy Video Doorbell E340 High Capacity Replacement Backup Battery with Type-C Charge Cable
- Price
- $43.42
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 3mo ago

Fulpower 1-Pack Replacement Battery for eufy e340 doorbell Battery
- Price
- $23.17
- Rating
- 4.6/5
- Reviews
- 44
- Age
- 4mo ago

Lesaps 1-Pack Replacement Battery for eufy Video Doorbell E340
- Price
- $23.99
- Rating
- 4.4/5
- Reviews
- 46
- Age
- 4mo ago

Lesaps 2-Pack Replacement Battery for eufy Video Doorbell E340
- Price
- $47.01
- Rating
- 4.4/5
- Reviews
- 46
- Age
- 4mo ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 68% of clicks. Leaders hold, but buyers still shop past them.
Brands
12 rising
Sellers
15
Est. top-5 brand share
80%
Top 20: 100%
Est. top-5 click share
68%
Top 20: 100%
Open market
15%
- REACELL21%
- eufy Security21%
- Lesaps14%
- SAPBJ14%
- Fulpower10%
- LBTPH5%
- Open — no brand owns it (6 brands, 15%)
Demand
Eufy Doorbell Battery search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Dec · busiest ÷ quietest = 2.0×
Search terms
Top Eufy Doorbell Battery search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- eufy doorbell camera battery18K/yr
- eufy e340 battery22K/yr
- eufy doorbell battery16K/yr
- eufy doorbell battery replacement3K/yr
- eufy e340 doorbell battery4K/yr
Reviews and returns
What reviews say buyers love and hate about Eufy Doorbell Battery
We read the reviews and the return reasons for every product selling here.
“Slow connectivity”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
14 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Eufy Doorbell Battery questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









