Emay Sleep Oxygen Monitor
FailThe top 5 brands take 100% of clicks, so Emay Sleep Oxygen Monitor is a Fail.
- Flapen Score
- 40 / 100Ranks 12,248 of 14,768 Health & Household niches · −9 vs the category median of 4940
- Market size
- $445K/yr176K searches / yr
- 90-day growth
- +8.8%search demand this quarter
- Competition
- 82%top-5 click share · 5 brands · 10 sellers
Flapen Score
Emay Sleep Oxygen Monitor against its category
The dotted line is the Health & Household average. Past it, Emay Sleep Oxygen Monitor is stronger. Inside it, weaker.
Market
The Emay Sleep Oxygen Monitor market on Amazon at a glance
Shoppers on Amazon United States searched for Emay Sleep Oxygen Monitor 176K times last year and spent an estimated $445K. All 5 brands take every click. Flapen scores it 40 out of 100, a Fail.
01 · Demand
An estimated 2.6% of those searches ended in a purchase.
Shoppers searched for this 176K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 2.6% of those searches ended in a purchase. Searches in the last 90 days moved +8.8% against the 90 days before. Searches, conversion and average price together put the market at an estimated $445K a year.
- Searches, last 12 months
- 176K
- Growth, 90 days vs prior 90
- +8.8%
- Conversion, latest week
- 2.6%
- Market size, estimated
- $445Ka year
- Top search term
- continuous pulse oximeter19K searches a year
02 · Price
A sale here is worth $96.79.
Listings sell for $96.79 on average, from $21.31 to $198.01. Amazon reports units sold in ranges. This niche sold 4K to 5K a year. The average listing sells 100 to 250 of them. At $96.79 that is $10K to $24K a year per listing.
- Average price
- $96.79inside the $15 to $100 sweet spot
- Price range
- $21.31–$198.01
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 4K–5K
- Units per listing a year
- 100–250
- Revenue per listing a year
- $10K–$24K
- Returns
- 2.4%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is ads and reviews.
100% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 8.8% of listings are out of stock. The average listing ranks #25 within Health Monitors. It carries 31,161 reviews at 4.29 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 100%
- Prime listings
- 100%
- Out of stock, average day
- 8.8%
- Average rank
- #25in Health Monitors
- Average rating
- 4.29 starsAmazon United States average 4.42 stars
- Average reviews
- 31,161per listing
- Listings tracked
- 10
04 · Newcomers
Brands here are young.
The brands on the shelf have sold for 30 months on average, so a newcomer is not facing entrenched names.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 30 months
Products
Top Emay Sleep Oxygen Monitor 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 14, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Wellue O2Ring-S Oxygen Monitor with Vibration Reminder Bluetooth Pulse Oximeter Tracks SPO2 and Pulse Rate 24 hrs Battery Life 4*10 Hours Built-in Memory Rechargeable Pulse Ox with Free PC & APP
- Price
- $198.01
- Rating
- 3.9/5
- Reviews
- 354
- Age
- 2y ago

EMAY Sleep Oxygen Monitor with Built-in Recording Capability | Track Continuous Blood Oxygen Levels & Pulse Rate Overnight | Provides Sleep Report & Raw Data
- Price
- $48.78
- Rating
- 4.3/5
- Reviews
- 3,237
- Age
- 4y ago

Innovo Deluxe iP900AP Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor with Alarm Plethysmograph and Perfusion Index
- Price
- $33.43
- Rating
- 4.7/5
- Reviews
- 50,460
- Age
- 6y ago

Wellue O2Ring Oxygen Monitor with Vibration Reminder -Bluetooth O2 Pulse Oximeter Rechargeable Continuous Recording of SpO2 & PR Blood Oxygen Saturation Tracker with Free APP & PC Reports
- Price
- $154.16
- Rating
- 4.1/5
- Reviews
- 1,354
- Age
- 5y ago

Innovo iP900BP-B Fingertip Pulse Oximeter Blood Oxygen Monitor with Free App Plethysmograph and Perfusion Index (with Bluetooth)
- Price
- $38.02
- Rating
- 4.5/5
- Reviews
- 7,103
- Age
- 8y ago
Trending
estimated 90-day click momentum
Wellue O2Ring-S Oxygen Monitor with Vibration Reminder Bluetooth Pulse Oximeter Tracks SPO2 and Pulse Rate 24 hrs Battery Life 4*10 Hours Built-in Memory Rechargeable Pulse Ox with Free PC & APP
- Price
- $198.01
- Rating
- 3.9/5
- Reviews
- 354
- Age
- 2y ago

Zacurate 500 Series Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor with Silicon Cover Batteries and Lanyard Royal Black
- Price
- $21.31
- Rating
- 4.7/5
- Reviews
- 237,316
- Age
- 7y ago

Wellue O2Ring Oxygen Monitor with Vibration Reminder -Bluetooth O2 Pulse Oximeter Rechargeable Continuous Recording of SpO2 & PR Blood Oxygen Saturation Tracker with Free APP & PC Reports
- Price
- $154.16
- Rating
- 4.1/5
- Reviews
- 1,354
- Age
- 5y ago

Pulse Oximeter - Handheld Pulse Oximeter Rechargeable Overnight Pulse Ox Continuous oxygen meter finger pulse oximeter Fingertip with Pulse o2 sat monitor finger for oxygen SpO2
- Price
- $91.19
- Rating
- 4.2/5
- Reviews
- 165
- Age
- 3y ago

EMAY Sleep Oxygen Monitor with Built-in Recording Capability | Track Continuous Blood Oxygen Levels & Pulse Rate Overnight | Provides Sleep Report & Raw Data
- Price
- $48.78
- Rating
- 4.3/5
- Reviews
- 3,237
- Age
- 4y ago
Newest
by launch date
Wellue O2Ring-S Oxygen Monitor with Vibration Reminder Bluetooth Pulse Oximeter Tracks SPO2 and Pulse Rate 24 hrs Battery Life 4*10 Hours Built-in Memory Rechargeable Pulse Ox with Free PC & APP
- Price
- $198.01
- Rating
- 3.9/5
- Reviews
- 354
- Age
- 2y ago

Pulse Oximeter - Handheld Pulse Oximeter Rechargeable Overnight Pulse Ox Continuous oxygen meter finger pulse oximeter Fingertip with Pulse o2 sat monitor finger for oxygen SpO2
- Price
- $91.19
- Rating
- 4.2/5
- Reviews
- 165
- Age
- 3y ago

EMAY Sleep Oxygen Monitor with Built-in Recording Capability | Track Continuous Blood Oxygen Levels & Pulse Rate Overnight | Provides Sleep Report & Raw Data
- Price
- $48.78
- Rating
- 4.3/5
- Reviews
- 3,237
- Age
- 4y ago

Wellue O2 Pulse Oximeter with Smart Reminder | Blood Oxygen Saturation Monitor for SpO2 and Heart Rate Tracking Continuously Bluetooth Finger Ring with Free APP &PC Report Style 1
- Price
- $195.98
- Rating
- 3.8/5
- Reviews
- 875
- Age
- 5y ago

Wellue O2Ring Oxygen Monitor with Vibration Reminder -Bluetooth O2 Pulse Oximeter Rechargeable Continuous Recording of SpO2 & PR Blood Oxygen Saturation Tracker with Free APP & PC Reports
- Price
- $154.16
- Rating
- 4.1/5
- Reviews
- 1,354
- Age
- 5y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 82% of clicks. A locked shelf that new listings rarely crack.
Brands
5 falling
Sellers
10
Est. top-5 brand share
100%
Top 20: 100%
Est. top-5 click share
82%
Top 20: 100%
Open market
0%
- Wellue66%
- EMAY15%
- Innovo13%
- Zacurate3%
- HOLFENRY3%
Demand
Emay Sleep Oxygen Monitor search demand
Weekly searches over the year. Pick a range.
Search terms
Top Emay Sleep Oxygen Monitor search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- continuous pulse oximeter19K/yr
- continuous oximeter overnight8K/yr
- overnight oximeter17K/yr
- overnight pulse oximeter monitor13K/yr
- wrist pulse oximeter13K/yr
- pulse oximeter bluetooth10K/yr
- bluetooth pulse oximeter10K/yr
- oximeter with alarm8K/yr
- continuous oxygen monitor9K/yr
- overnight pulse oximeter7K/yr
Reviews and returns
What reviews say buyers love and hate about Emay Sleep Oxygen Monitor
We read the reviews and the return reasons for every product selling here.
“Broke after a few uses”
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.
16 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 Emay Sleep Oxygen Monitor 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









