Price: $99.00 - $94.05
(as of Dec 25, 2025 18:09:23 UTC – Details)
Product description
1 Connecting Bluetooth
2 Multi-user use
3 Data saving and sharing
HealthTree other Product
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Customer Reviews
3.7 out of 5 stars 34
4.5 out of 5 stars 6,360
4.1 out of 5 stars 492
4.3 out of 5 stars 2,023
4.4 out of 5 stars 3,365
4.6 out of 5 stars 220
Price
$93.06$93.06
$9.49$9.49
$99.00$99.00
$22.94$22.94
$9.99$9.99
$21.50$21.50
Measurement range
SpO2/PR/PI
SpO2/PR/PI
SpO2/PR/PI
SpO2/PR/PI
SpO2/PR/PI
Monitor blood pressure / Pulse
Recommended Age
>12 Years Old
>12 Years Old
All age
Over 2 years old
>12 Years Old
Adult
Memory function
✔
✘
✔
✘
✔
✔
With APP
✔
✘
✔
✘
✔
✘
Power supply method
Type-C charging
Powered by two batteries
Type-C charging
Powered by two batteries
Powered by two batteries
Type-C charging
Product Dimensions : 1.6 x 0.3 x 1.3 inches; 0.46 ounces
Item model number : JKS50G
Batteries : 1 Lithium Ion batteries required. (included)
Date First Available : July 2, 2025
Manufacturer : HealthTree
ASIN : B0FGCMXG76
Best Sellers Rank: #187,345 in Health & Household (See Top 100 in Health & Household) #179 in Athletic & Aviation Pulse Oximeters
Customer Reviews: 3.5 3.5 out of 5 stars (20) var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });
Most lightweighted Ring pulse oximeter in the market: Weighing only 13g that one can sleep with comfortably, fits most adult fingers comfortably. Ideal for long wear during sleep, never slip off your finger.
Record your blood oxygen saturation (SpO2) & heart rate every 4 seconds continuously and accurately throughout the night.
Stand-alone Ring pulse oximeter with built-in recording feature. Just wear it to record overnight, and take it off to sync with app in the morning.
Intelligent app allows you to review data second by second, and generate a professional sleep report with valuable data trend graphs.
Rechargeable lithium battery, 12 hours’ battery life. The device is for sports/wellness reference use only, not for medical or diagnostic purpose.
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