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OLEVS Smartwatch TK25

44/49mm Health Smartwatch • ECG & Blood Oxygen Monitor • Bluetooth Calling

Original price was: $139.0.Current price is: $89.0.

Save: $50.0 (36%)

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Color: Clear selection

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✅ Estimated delivery: 24 Sep, 2026 - 29 Sep, 2026

🛡️ Payments method: PayPal, Credit and Debit Cards

🔄 Risk-free purchase: 30-day money-back guarantee

📦 Tracking number provided for every order

Why Buy From OLEVSSTORE?

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    Shop authentic OLEVS products directly from the OLEVS Official Store, operated by Linh Anh Tech. Investment Co., Ltd.

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  • 🛡️ 12-Month Watch Warranty

    Eligible traditional watches purchased directly from Olevsstore.com include a 12-month movement warranty, plus dedicated after-sales support.

  • 🔄 30-Day Return & Exchange Policy

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Thousands of customers choose OLEVSSTORE because they value reliable service, genuine products, and long-term support. Show more +

ECG Health Smartwatch TK25ECG Health Smartwatch TK25ECG Health Smartwatch TK25ECG Health Smartwatch TK25ECG Health Smartwatch TK25ECG Health Smartwatch TK25ECG Health Smartwatch TK25ECG Health Smartwatch TK25ECG Health Smartwatch TK25ECG Health Smartwatch TK25

Overview

The OLEVS Smartwatch TK25 is a health-focused smartwatch designed to provide advanced wellness tracking alongside convenient everyday connectivity. Featuring a 1.36-inch IPS high-resolution display and a classic round design, it offers a clear viewing experience with a comfortable silicone strap for all-day wear.

Compatible with both Android and iOS devices, the TK25 combines ECG and PPG technology with heart rate monitoring, blood oxygen monitoring, blood glucose monitoring, body temperature measurement, sleep tracking, and fitness tracking. It also supports Bluetooth calling, smart notifications, gesture control, mood tracking, a compass, altitude measurement, and other practical tools to help you stay informed throughout the day.

Whether you’re monitoring your health, exercising, commuting, or working, the TK25 delivers comprehensive wellness features and reliable smart connectivity in a durable smartwatch with IP67 water resistance.

Key Features

  • 1.36-inch IPS HD Display
  • 360 × 360 Resolution
  • Bluetooth Calling
  • ECG & PPG Monitoring
  • Heart Rate Monitoring
  • Blood Oxygen Monitoring
  • Blood Glucose Monitoring
  • Body Temperature Measurement
  • Sleep & Fitness Tracking
  • IP67 Water Resistance

Specifications

Specification Details
Brand OLEVS
Model TK25
Product Type Health Smartwatch
Display 1.36-inch IPS High-Resolution Screen
Screen Resolution 360 × 360
Screen Size 44–49mm
Case Shape Round
Case Material Alloy
Band Material Silica Gel
Operating System Android, iOS
Battery 250mAh
Water Resistance IP67
Camera No Camera
Functions Compass, Thermometer, Calendar, Alarm Clock, Power Reserve, Remote Control, Countdown, Luminous Display, Sleep Tracker, Speed Measurement, Fitness Tracker, Pedometer, Call Reminder, Answer Call, Push Message, Mood Tracker, Message Reminder, Dial Call, Altitude Meter, Heart Rate Tracker, Gesture Control, Blood Oxygen Monitor, ECG, PPG, Blood Glucose Monitoring

Tags

smartwatch, health smartwatch, ecg smartwatch, ppg smartwatch, blood oxygen monitor, blood glucose monitor, heart rate monitor, body temperature monitor, sleep tracker, fitness tracker, bluetooth calling smartwatch, mood tracker, compass smartwatch, gesture control smartwatch, ip67 smartwatch, silicone strap smartwatch, android smartwatch, ios smartwatch, 49mm smartwatch

FAQs

1. Does the OLEVS TK25 include a warranty?

Yes. The OLEVS TK25 comes with a 12-month warranty covering manufacturing defects.

2. Is the TK25 waterproof?

Yes. The smartwatch is rated IP67 for resistance to dust and everyday splashes. It is not intended for swimming or diving.

3. What health monitoring features does the TK25 support?

The TK25 includes ECG and PPG monitoring, heart rate monitoring, blood oxygen monitoring, blood glucose monitoring, body temperature measurement, sleep tracking, and fitness tracking.

4. Can I answer phone calls with the smartwatch?

Yes. The TK25 supports Bluetooth calling, allowing you to answer and manage calls when connected to a compatible Android or iOS smartphone.

5. How can I get customer support?

Our customer support team is available to assist with setup, troubleshooting, and after-sales service.

6. How do I track my order?

After your order has been shipped, you’ll receive a tracking number to monitor your package online.

Customer Reviews

  1. Author Avatar

    A**************a -

    I received my parcel, good packaging and no any damage encounter

    Olevs Watch ReviewsOlevs Watch Reviews

  2. Author Avatar

    A**********h -

    I received this watch today, and as soon as I unboxed it, I was truly impressed. The build quality is outstanding, the calling sound quality is excellent, and all of its features are amazing.

    I’m very happy that I purchased this watch from Olevsstore.com. The build quality exceeded my expectations, and I really like all of its features.

    I highly recommend this watch. If anyone is thinking about buying it, you can purchase it with complete confidence. Considering its price and the quality it offers, it provides incredible value for money. It’s truly an amazing product.

    Olevs Watch Reviews

  3. Author Avatar

    J***************r -

    Good product
    Quick delivery
    Good price

  4. Author Avatar

    W********G -

    The experience has been nothing short of five stars. If I could give more, I absolutely would. Tony is a fantastic guy who was incredibly helpful throughout the entire buying process on his website. I purchased two watches, and I'm delighted with both of them. They look absolutely stunning, the quality is excellent, and they far exceeded my expectations. Honestly, a $100 watch looks like it could cost $50,000. The craftsmanship and attention to detail are truly impressive. I was also very happy with the fast shipping and the outstanding customer service. From start to finish, the experience was smooth, professional, and enjoyable. I would definitely recommend this shop to anyone looking for a high-quality watch at an incredible value. Thank you, Tony!

  5. Author Avatar

    r***t -

    Perfect for all references, thank you for your work, packaging is excellent, I have sent you the entire receipt.
    Olevs Watch ReviewsOlevs Watch Reviews

  6. Author Avatar

    Ja*******ron -

    Was very surprised - saw a review on Reddit for the e400 and so on a whim I tried it out. Received in exactly 2 weeks. Now that I've charged it and tried it out, it's awesome! The blood glucose exactly matches my meter when I pick my finger! The o2 sensor works great! And the ecg also works great! Absolutely could not recommend this smartwatch any higher - you won't be disappointed! & I did not / will not receive any thing for this review!

  7. Author Avatar

    j***************E -

    Great product, high quality and very fast service and delivery I would highly reccomend
    Olevs Watch ReviewsOlevs Watch Reviews

  8. Author Avatar

    S***********n -

    Beautiful product, fast delivery. I only received it recently, but it still works. Since it is an automatic and thus a mechanical watch, time deviates a bit but that is normal. To take into account: the number of years only goes so far, and the date (right dial) is not the easiest to read. But hey, that's something you can see on the picture yourself too. The watch hasn't been wet yet (and as with very watch, I intend to keep it that way), so I can 't speak of waterproofness. Only sad it says that its a chronograph on the dial, because it isn't a chronograph. Left dial shows the day, the below dial shows the hours (24) and in the upper part of the dial you can see the sun and the moon move along. The right dial - a bit hard to read, see above - shows the date. All in all, at this point in time (pun intended) really satisfied with the watch. It is beautiful and does what is has to do, showing the time.
    Edit: please note: buy the watch at the correct company: Olevsstore.com! As mentionned on their website, all the others are fake!!! So don't buy on Aliexpress, Olevs.com, or wherever you can find them. They advertise it on their website too, but sometimes a search shows you the fake ones first!!!
    Edit 2: one small think I don't really like is that there is no micro-adjustment on the bracelet like with some other watches. Luckely for me, when I removed the necessary links (with the provided tool!!) it fits without needing the micro-adjustment. But others might need the micro-adjusment. The provided tool worked for taking the links out, but is is still a plastic tool, so I had to resort to something else to get finisch it decently in the end. Nonetheless, a tool was provided and that's something you don't get with other brands as far as I'm aware of.
    Olevs Watch ReviewsOlevs Watch Reviews

  9. Author Avatar

    A******a -

    Very nice watches for the price. Delivery was also acceptable. thanks for the attention to detail of my order.
    Olevs Watch Reviews

  10. Author Avatar

    B***********e -

    I have the green face one and the black face one both of them are really nice I definitely recommend them
    Olevs Watch ReviewsOlevs Watch Reviews

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