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Discounts and More this upcoming Fall!

Discounts and More this upcoming Fall!

    Sleep with Peace of Mind

    $168.00

    *This device is for General Wellness & Sports & Aviation 

    use only and not intended for medical use.

    Overnight Tracking

    Record oxygen levels every 

    second continuously.

    Free iOS/Android app

    Analysis and trends of 

    oxygen saturation.

    Heart Rate Recording

    Track heart rate every 

    second continuously.

    Rechargeable

    Built-in rechargeable battery.

    16 hours battery life.

    Free PC Software/Free MAC App

    Print/share PDF/

    CSV analysis reports.


    Built-in Memory

    Work stand-alone, even 

    without smartphone.

    Patented Ring Sensor, Enhance Your Home Wellness Experience


    Unlike duckbill sensor, it's a relief like wearing nothing, don't make your finger numb. Our patented ring sensor never slips from your finger, completely free your finger!

    Traditional Duckbill 

    Sensor


    • Sensor goes off easily

    • Limited finger movement

    • Finger gets numb

    • Vibration for Low Oxygen Level

    • PC Software & Mac App

    • iOS & Android App

    O2Ring Oximeter Continuous 

    Oxygen Monitor


    • Never slips from finger

    • Completely free your finger

    • Like wearing nothing

    • Silent Vibration

    • Free PC Software & Mac App

    • Free iOS & Android App

    Built-in Adjustable Silent Vibration Prompt


    The vibration in the patented ring sensor will nudge you gently to change your sleep position when your blood oxygen level is below the preset value.


    Rolling over onto your side(recommended position) can help you open the airway to breathe more oxygen.

    The silent vibration instead of audible beeping doesn't disturb your partner. You can adjust intensity and threshold on the app to fit you best.

    Better Way to Track Your Overnight Oxygen Levels


    Wrist Oxygen Monitor is compact and lipstick-sized, simply wear it on your wrist for a full night, it records your blood oxygen saturation, heart rate and body movements every second continuously.

    Oxygen Trend History & Insights


    Detailed analysis and trends of your overnight blood oxygen levels, heart rate, and body movements.

    You can log notes and share unlimited sleep oximetry reports.

    Show your real-time blood oxygen & heart rate.

    Export Detailed CSV Report


    Export the detailed reports in CSV form.

    More specific results deliver more powerful wellness support.

    Expecting Even More Powerful Tool for Your Oxygen Tracking Overnight?


    With ultra long battery run-time of 72 hours (more than 7 full nights) per charge, Checkme™ O2 Wrist Oxygen Monitor may well be the ultimate solution for continues O2 saturation monitoring during sleep.

    Compare with Similar Items


    Getting Started is Easy


    Wear SleepU™

    Go to sleep or work, no need to work with phone.

    Take it off

    Your recordings are already in the SleepU™.

    Sync Data

    Upload data to APP or PC software.


    FAQ


    What's in the Box?

    • SleepU Smart Wrist Oxygen Monitor
    • USB cable (Micro)
    • User guide
    • * Smart phone and laptop not included

    30-Day Money Back Guarantee

    At any time within 30 days of receiving your order, you are not 100% satisfied, you may return it to us for a refund.


    If you bought the product from www.ranealth.com, you can return it to us. Your payment card will be credited upon receipt of the returned merchandise. Any items damaged due to reasons not covered under warranty cannot be accepted back for refund under our 30 Day Money Back Guarantee.


    If you are sure you want to return the goods, please contact us at first at support@ranealth.com. We have 24/7/365 Ticket and Email Support. Please contact us if you need assistance.

    Technical Specifications


    WEIGHT

    1.09 oz / 31g


    DEVICE DIMENSIONS

    1.6'' x 0.9'' x 0.5''


    RING PERIMETER

    2.0'' - 3.0'' / 50-76mm


    WIRELESS

    Bluetooth 4.0 BLE


    BATTERY LIFE

    Rechargeable lithium-polymer, 3.7 Vdc, 16 hours for typical use

    DEGREE OF DUST &WATER RESISTANCE

    IP24


    RECORDED PARAMETERS

    Oxygen levels, pulse rate, motion


    COMPATIBLE COMPUTER SYSTEM

    Windows 7/8/10;

    macOS 10.15.3 or above


    COMPATIBLE WITH

    iOS 9.0 or above, iPhone 4s/iPad 3 or above; Android 5.0 or above, with Bluetooth 4.0 BLE

    OXYGEN LEVEL RANGE

    70%-99%


    PULSE RATE RANGE

    30 to 250 bpm


    MEASURE INTERVAL

    1S


    DISPLAY INTERVAL IN APP

    4S

    BUILT-IN MEMORY

    4 sessions, up to 10 hours for each session 

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