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⌚ Track your sleep like a pro — because your health deserves the VIP treatment!
The EMAY SleepO2 Wrist Recording Pulse Oximeter is a lightweight, wrist-worn device that continuously records blood oxygen saturation and pulse rate overnight. Featuring a patented silicone probe for comfort and accuracy, it stores data locally and syncs with a smart app to generate detailed sleep reports, including ODI4% and trend graphs. With a rechargeable 12-hour battery, it’s perfect for wellness monitoring and travel, offering professional-level insights without medical complexity.









| ASIN | B08XPH8H7X |
| Battery Average Life | 12 Hours |
| Battery Description | Lithium-Ion |
| Battery Life | 12 Hours |
| Best Sellers Rank | #33,994 in Health & Household ( See Top 100 in Health & Household ) #24 in Athletic & Aviation Pulse Oximeters |
| Brand | EMAY |
| Brand Name | EMAY |
| Color | Black |
| Compatible Devices | Smartphones |
| Customer Reviews | 4.2 out of 5 stars 1,333 Reviews |
| Item Weight | 0.1 Kilograms |
| Manufacturer | EMAY |
| Manufacturer Part Number | SleepO2 |
| Material | Silicone |
| Material Type | Silicone |
| Model Number | SleepO2 |
| Sensor Type | Optical |
| Size | Small |
| UPC | 631344882658 |
| Unit Count | 1.0 Count |
J**G
An excellent recording pulse oximeter
The Emay SleepO2 recording pulse oximeter is excellent, accurate, very user friendly, and ships fast! I previously had a much older brand and model of recording pulse oximeter that was a hassle to use, is now discontinued, and I was unable to get it working again. I needed a recording model to confirm and subsequently monitor my sleep apnea (including while using CPAP), so I went online and discovered the Emay Sleep02 model. I ordered one and was very pleased and pleasantly surprised to get and start using it quickly with no problems -- right out of the box with no hassle! To test accuracy I ran it on one finger while wearing one of those little plastic standard pulse oximeters (clips on the finger tip like at the hospital, clinic, or for home) on the neighboring finger. The results were the same or within a percent on both! I've now been using it over several nights (plus also running tests during the day and normal activities, including during exercise!). My wife also started using it (it can be used by multiple users and keeps track of everyone's data separately). It's wonderful and simple to use. You can do spot checks on the phone app while it's recording but don't have to otherwise stay connected to the phone and app. You can check recorded details on the app after recording, save raw data, and get a one-page pdf summary report with tables and graphs of the results, which you can review, file and save digitally or printed copies, and/or send to your doctor or others you might want to share it with, while at the same time keeping it private and secure. It's also light weight and not cumbersome, as well as not expensive. You just have to be careful not to snag the wire that runs between the wrist unit and finger device. I've had no problems with it falling off. I recommend it most highly!
B**B
Accurate Device and Comfortable to Wear
I'm impressed by this device with the ease of downloading the app and using the app. It is simple to use. It is very similar to the ones used by in professional sleep studies. My doctor was impressed with the report and summary. I use it to see how I am doing with my APAP at night. My wife is on oxygen at night and checks how her levels are doing. It will work good for travel to check at different elevations. This is a great Pulse Oximeter for the money. Glad I made the purchase.
S**X
The Emay Sleep O2 Pulse Oximeter is a excellent device and is great for CPAP device users needs.
I received my Sleep O2 Pulse Oximeter a few days ago. It arrived in a special plastic cube that insured no damage during shipping. The instructions included were accurate and concise to get you up and running in a very short time. It is best to charge the oximeter before using, and it came to a full charge in a very short time. In the past I have used a Emay EMO-80 Pulse Oximeter and it used the same app as the new Sleep O2 does. It would be wise if you have also used a EMO-80 device and either had the app installed on your phone for it and deleted it, or have the app on your phone presently, to be aware that your old data from the EMO-80 will be presented to you when syncing the app and phone for the first time. When I installed the Sleep O2 app to my Android phone it apparently recognized the old data and attached it to the newly downloaded app. At that time I was trying to sync my phone with the newly installed app for the first time, which is supposed to set date and time from your phone, and set the app to use this method of date and time tracking going forward. Because data was carried forward it affected the syncing of date and time with incorrect results. I corrected this on my second download from my second nights use of the Sleep O2 device, but first I deleted all the old data from the Sleep 2 app on my phone. I am a CPAP user with obstructive sleep apnea with hypoxia. I have been through a sleep center test and diagnoses. The equipment a sleep center uses is very comber son and does not encourage a good nights sleep while testing. I have been using a Resmed cpap machine and their app to generate a very good report to take with me when visiting my primary and pulmonary doctors. Now I will also be able to take with me, to my doctors a very good oximeter report thanks to Emay. The Sleep O2 is very easy to use and is so light that it should not hinder your sleep. I will use it as reports are needed. The downloading of data to your phone is a simple process and the display will let you know after a very few seconds that the download has completed. The SleepO2 is a excellent choice for tracking O2 and pulse over longer periods of time and Emay support is the best. I have found only two minor things that might improve the user experience. 1. The tiny power button on the face of the wrist unit is black in color and is the same color as the face of the screen that it is in the center of. It can be difficult to see in low light or with out your eye glasses on. 2. The USB cable that is plugged into the wrist device has a extended male end plug that is longer than other similar USB cables, and could be considered proprietary. I tried another cable I had and the metal male plug was not long enough to make contact inside the wrist unit socket. Over all a great choice at a fair price.
G**5
Perfect low cost pulse ox, one star off for not real time display on watch
I am a retired surgeon with sleep apnea and I use a CPAP machine and researched extensively about sleep. I am not a sleep specialist. I purchased an Emay self-contained pulse ox about a month ago because rely on data verification of clinical findings. I use the data along with my snore app and CPAP app to assess what is clinically going on. This is not a medical advice, by the way. Consult a physician before considering this as a valid diagnostic tool This is the original unit I purchased. https://smile.amazon.com/gp/product/B07R784N82/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1 I liked it, but I found it heavy and not the most comfortable to sleep for an extended period of time. I usually ended up taking it off after sleeping for 2-3 hours. That model was tight on the finger, even my pinky, and was heavy and bulky. The data collection and app were consistent and easy to use. I received this unit, the EMAY SleepO2 Wrist Pulse Oximeter with Silicone SpO2 Sensor , by the vendor to test and render an opinion. I have used this pulse oximeter now for 2 weeks. It is lightweight, is not as tight on your finger, and it is not bulky as it has a soft rubber sensor and wristband to transmit the data to the smart phone app. , The app is very good with no bugs and it pairs consistently with the pulse ox to download data from the unit to the app. Has an excellent summary printout with pertinent data. It might be helpful to share this summary with your primary care if you were concerned. I have run self-experiments with this unit along with using my snore app and CPAP app. I have run data collection using these test scenarios: taped my mouth shut, non-taped mouth, nasal CPAP, Full mask CPAP, nasal CPAP with a taped mouth, side sleeping, and elevated Head of the bed. It is fascinating to see what the data shows. Basically, it confirms I have sleep apnea as the app documented low sat levels intermittently throughout the night into the high 70 %. I used this data alongside my snore app and CPAP app. Not that this does not integrate with other apps, but apparently also loads the data into the iOS Health App. So the negatives: 1) I have had the unit fail to completely record a sleep session, only acquiring 6 minutes of data in two instances in the past 2 weeks. Not sure if this was app / unit-related or user related. Looks like others have had similar experiences; however, that is not a bad record for just 2 nights among about 14. 2) it would be nice to have a real-time read-out of pulse ox % and heart BPM on the watch. you can only get retrospective data. Real-time read-out is present on the other self-contained pulse ox for a limited time after start-up. 3) It is more expensive at $99. Howev,er if you are interested in frequent data collection then I would recommend this model . There are other Emay models that are cheaper however they are more uncomfortable and weighty (require 3 AAA batteries for instance) for extended data collection.
V**E
My positive experience with this EMAY unit
This is my second overnight oximetry unit and it is very easy to use, seems to be very accurate compared to another oximetry unit, and results in a very nice .pdf report satisfactory to share with my pulmonologist. The price of this unit is less than half of my first similar unit.
M**G
Not what I expected Not even as useful as your average finger monitor.
I bought this for ease of access, collection of historical information, ability to share information and low 02 and HBM alarms. First surprise the wrist unit has no display. Not even sure how the saved information works, you have to turn off the collection somehow to make that happen and I've lost interest in this thing. So far no alarms have gone off despite being clearly being below the 90% threshold for an extended period of time, no vibration, no sound. Checked setting reset settings no change. You can only see your stats on your phone APP and the stats are not the default first thing you see when you open the APP. Even if it is left open when you come back to check your stats you have to reconnect as the photo shows you still have wait for it to connect and then you get a new menu display with O2 and BMP. The menu that should be the FIRST THING YOU SEE. See the actual photo attached. How hard would that be EMAY? I'm thinking not VERY. Notice the connect button and no stats in the attached photo. You have to connect every time to see your stats and you can't view saved history while you are connected. Really poor app. I'll be sending this back and soon as find one that has a display and an app that provides the information, I bought the thing for in the first place. The finger sensor is bigger and probably better than the last 2 VIHealth units I have had, but this cord is very flimsy. See photos. I don't expect it to survive long. Like VIHealth this unit uses a proprietary USB port. Meaning you cab ONLY use their little 8" charger cord. And even though it appears to be the newer version USB. It isn't the exact same size and it still only plugs in one way. Battery only lasts for 12 hrs.
C**A
Great product. Excellent instructions. Easy to use.
I’ve had this Sleep02 Pulse Oximeter for about a week and love it for many reasons. The little printed manual is of a font size that is readable without a magnifying glass, unlike others I’ve had. (: And it is very thorough in explaining everything -- very detailed, works as described, and answered all my questions. This device is extremely easy to use and a wonderful feature is that there can be more than one user, so I’ve added my husband and our records are stored separately. There is a PDF option so you can send the report to any email and print it out. And a very cool feature is that when you open up the “Detail” you can scroll to the left and watch the red line to see what your oxygen level and pulse were throughout the night, at each moment. There is also a section for “Remarks” – notes that you can type in. How handy! Also, I am a very small person, and this can be adjusted to fit my very small finger and wrist, but it obviously fits a much larger hand as well. Very easy to adjust to any size. And the oximeter itself is of a soft material that is lightweight and not heavy like the other two oximeters I've tried. Very comfortable and will not fall off. The charge lasts all night (7-8 hours for me) and I recharge it in the morning. A real benefit is that you do not need to keep it connected to your phone during the recording overnight. It is independent of your phone. You download the recording in the morning to the app. Having used other devices to measure my blood oxygen level, I am confident that the Sleep02 is accurate. It has proven to be extremely helpful. I highly recommend it.
B**L
Great Pulse Ox for overnight
I picked this up to track my O2 overnight, to go along with my CPAP. I don't have direct concerns on my O2 levels, but I have struggled with getting a consistent full nights sleep. So I try to improve anything I can without being silly. The receiver straps on like a watch, slips over the finger, and a velcro strap to keep it on over night. The app downloads off the receiver and keeps the data, so you can track and compare. You can also connect to any health tracker, say Apple Health to integrate into you health snapshot. Easy to use, very good price, and really fits into my life.
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