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KOSPET TANK M3 ULTRA is a durable GPS smartwatch built for pool swimming and outdoor use.
For whom: Active users, swimmers, and outdoor beginners
Best for: Pool swims, daily workouts, hikes, and route tracking
Key features:
5ATM & IP69K waterproofing handles pool swims and wet conditions.
Dual-band GNSS supports more accurate outdoor tracking.
1.96" AMOLED display stays bright and clear outdoors.
Up to 15 days of battery life support longer training and daily use.
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Specification

Free & Fast Shipping

Up to 2-Year Warranty

Up to 30-Day Trial

24/7 The Best Support

KOSPET TANK M3 ULTRA Smartwatch

Sale Price$139.99 USD Regular Price$159.99 USD
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Color: Silver
Package: Silicone + Steel Premium
Compatible Accessories
kospet-22mm-archlan-leather-straps-brown#color_brown

KOSPET 22mm Archlan Leather Strap

Brown
$19.99 USD
0
kospet-22mm-woven-_nylon_sport-loop-strap-black-1#color_Dark Grey / Orange Stripe

KOSPET 22mm Woven Nylon Sport Loop Strap

Dark Grey / Orange Stripe
$15.99 USD
0
KOSPET 22mm Camouflage Strap

KOSPET 22mm Camouflage Strap

$15.99 USD
0
KOSPET_22mm_Stainless_Steel_Double_Deployant_Strap-black#color_black

KOSPET 22mm Stainless Steel Double Deployant Strap

Black
$19.99 USD
0
KOSPET TANK M3 & M3 ULTRA Magnetic Charging Base

KOSPET TANK M3 & M3 ULTRA Magnetic Charging Base

$12.99 USD
0
KOSPET TANK M3 & M3 ULTRA Protective Film

KOSPET TANK M3 & M3 ULTRA Protective Film

$12.99 USD
0
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Members Only: 50% Off Accessories with Your Watch

Join our Rewards Club now! *Not valid with other product offers.

More KOSPET Membership Benefits | Earn Points Instantly & Redeem Free Accessories or Coupons

Sign up to become a KOSPET member and complete your purchase to unlock member bonus points instantly.

1. Get 50 bonus points instantly upon registration

2. Earn points based on your order value after purchase

3. Redeem accessories or coupons for FREE.
Upgrade your watch experience at no extra cost.

Would you like to add KOSPET CARE?
KOSPET CARE-1-Year Extended Warranty Plan for the Current Device

KOSPET CARE-1-Year Extended Warranty Plan for the Current Device

$19.99 USD

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The Ultimate Armor for Your KOSPET.

KOSPET CARE-1-Year Extended Warranty Plan for the Current Device:
Total peace of mind. Protect your watch from accidental damage and extend your warranty to 2 years.


KOSPET SHIELD-2-Year Extended Warranty Plan for All Devices:
Unlock Elite Protection. Unlimited accidental replacements for all your KOSPET devices plus a FREE Magic Watch.

See what’s covered
KOSPET CARE-1-Year Extended Warranty Plan for the Current Device

KOSPET CARE-1-Year Extended Warranty Plan for the Current Device

$19.99 USD

1 Device 24-Month Protection Plan $19.99

  • Extended to 30-Day-Trial
  • 2X Official Warranty
  • Extends your standard coverage to24 months. We’ve got you covered for the long run.
  • Accidental Damage ProtectionCovers functional failures from accidental drops, collisions, or liquid contact (e.g., cracked screens).
  • 40% MSRP Replacement

Instead of buying a new watch at full price, replace your damaged unit for just 40% of the MSRP.

  • No-Return Protocol

Skip the hassle of international shipping. Just send us a verification video, and we’ll ship your replacement immediately.

  • Priority Support

Your claims move to the front of the line with our dedicated service team.Activate in seconds. Stay protected for years.

Learn More
Would you like to add KOSPET CARE?
KOSPET SHIELD-2-Year Extended Warranty Plan for All the Devices

KOSPET SHIELD-2-Year Extended Warranty Plan for All the Devices

$89.99 USD

See what’s covered
More
The Ultimate Armor for Your KOSPET.Title text

KOSPET CARE-1-Year Extended Warranty Plan for the Current Device:
Total peace of mind. Protect your watch from accidental damage and extend your warranty to 2 years.


KOSPET SHIELD-2-Year Extended Warranty Plan for All Devices:
Unlock Elite Protection. Unlimited accidental replacements for all your KOSPET devices plus a FREE Magic Watch.

See what’s covered
KOSPET SHIELD-2-Year Extended Warranty Plan for All the Devices

KOSPET SHIELD-2-Year Extended Warranty Plan for All the Devices

$89.99 USD

Elite Annual Passfor All Your KOSPET Devices$89.99 / Year

  • Extended to 30-Day-Trial
  • Unlimited Device CoverageOne membership protects every KOSPET watch purchased within the last 24 months under this account.
  • FREE Welcome GiftReceive a FREE KOSPET Magic Watch ($129 value) immediately upon joining. The membership pays for itself.
  • Unlimited Accidental ReplacementsEnjoy unlimited claims for accidental damage with a low 40% MSRP service fee.
  • Theft & Loss Protection (Exclusive)First-ever coverage for lost or stolen devices. Re-purchase at 50% MSRP with a valid police report.
  • VIP Green ChannelDirect access to our senior tech experts. 1-on-1 assistance within 24 hours.
  • Elite Member RewardsGet $120 in gift cards annually and 25% OFF on all new product launches.

One Membership. Total Protection. Endless Rewards.

Learn More
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KOSPET TANK M3 ULTRA is a durable GPS smartwatch built for pool swimming and outdoor use.
For whom: Active users, swimmers, and outdoor beginners
Best for: Pool swims, daily workouts, hikes, and route tracking
Key features:
5ATM & IP69K waterproofing handles pool swims and wet conditions.
Dual-band GNSS supports more accurate outdoor tracking.
1.96" AMOLED display stays bright and clear outdoors.
Up to 15 days of battery life support longer training and daily use.
More Fold

Free & Fast Shipping

Up to 2-Year Warranty

Up to 30-Day Trial

24/7 The Best Support

Overview

Robustness Way Ahead of the Curve

Heavy rain, rugged terrain, or dusty roads—KOSPET TANK M3 ULTRA handles it with ease. Built with military-grade toughness, it's resistant to shocks, water, and dust. Face every adventure with confidence.

Accurate GPS Navigation

Equipped with dual-band L1+L5 GPS and 6 satellite systems, KOSPET TANK M3 ULTRA ensures precise positioning—even when venturing into remote areas or unknown trails.

ULTRA-Bright 1.96" AMOLED Display

Whether under harsh sunlight or in the great outdoors, KOSPET TANK M3 ULTRA delivers stunning clarity with a 1000-nit AMOLED screen that keeps everything easy to see.

Long-lasting Battery Life

No matter where your journey takes you, worrying about battery life shouldn’t be part of it. KOSPET TANK M3 ULTRA is built to last, delivering sustained power so you can stay focused on your performance.

170+ Sports Modes & Smart Recognition

With 170+ sports modes and 6 intelligent recognition options, KOSPET TANK M3 ULTRA adapts to your workouts, offering smarter support for every move.

All-Day Health Monitoring

Automatically tracking heart rate, sleep, and stress levels, KOSPET TANK M3 ULTRA helps you stay in tune with your health—day and night.

Stainless Steel Crafted for Durability

Crafted to handle extreme conditions, the KOSPET TANK M3 ULTRA boasts a high-quality stainless steel body and a Corning® Gorilla® Glass 3 display, providing exceptional toughness and scratch protection no matter where you venture.

Stainless Steel Crafted for Durability

Crafted to handle extreme conditions, the KOSPET TANK M3 ULTRA boasts a high-quality stainless steel body and a Corning® Gorilla® Glass 3 display, providing exceptional toughness and scratch protection no matter where you venture.

Crystal-Clear Visibility

Featuring a 1.96" always-on AMOLED screen, KOSPET TANK M3 ULTRA delivers vivid colors and sharp visibility. Whether you're in direct sunlight or on the move, every stat and detail stays clear and easy to read at a glance.

Crystal-Clear Visibility

Featuring a 1.96" always-on AMOLED screen, KOSPET TANK M3 ULTRA delivers vivid colors and sharp visibility. Whether you're in direct sunlight or on the move, every stat and detail stays clear and easy to read at a glance.

1,000 nits

Peak Brightness

1.96"

AMOLED

331

PPI

410×502

Resolution

Conquer New Terrain

Equipped with a built-in compass and barometric altimeter, the KOSPET TANK M3 ULTRA provides real-time information on your heading and tracks changes in air pressure to determine your exact altitude, enabling you to confidently navigate and meet any challenge in the outdoors.

Compass

Navigate with confidence, keeping your sense of direction from dense fog to rugged peaks.

Altitude

View your real-time altitude along with a clear chart of elevation changes during your climb.

Air Pressure

Check the barometric pressure at your location and track how it shifts throughout your climb.

Swim Smarter with SWOLF

With KOSPET TANK M3 ULTRA by your side, track your SWOLF score, stroke rate, and pace—making every swim session a step toward better performance.

More Insights into Swimming

SWOLF Score

A stroke count combined with the time (in seconds) it takes to swim one length of the pool.

Stroke Recognition

Detect your main stroke, including freestyle, backstroke,breaststroke and butterfly.

Heart Rate Monitoring

Record and stores your average heart rate and heart ratezones while swimming.

Stroke Rate

Measure the number of strokes you take per minute.

Lap Count

Keep track of your swimming laps in total.

Average Pace

Calculate the average time it takes you to swim 100 meters.

SWOLF Score

A stroke count combined with the time (in seconds) it takes to swim one length of the pool.

Ready for the New Depths

Featuring 5 ATM and IP69K water resistance, KOSPET TANK M3 ULTRA is built to go below the surface with you, confidently handling depths up to 50 meters on every underwater journey.

Ready for the New Depths

Featuring 5 ATM and IP69K water resistance, KOSPET TANK M3 ULTRA is built to go below the surface with you, confidently handling depths up to 50 meters on every underwater journey.

Real-Time Health Insights

KOSPET TANK M3 ULTRA uses the VP60A2 sensor to monitor heart rate, blood oxygen, sleep quality, and stress instantly on your wrist.

Real-Time Health Insights

KOSPET TANK M3 ULTRA uses the VP60A2 sensor to monitor heart rate, blood oxygen, sleep quality, and stress instantly on your wrist.

Always Connected, Wherever You Are

KOSPET TANK M3 ULTRA lets you handle Bluetooth calls, control music, and receive real-time notifications—keeping you in touch no matter where life takes you.

Music Control

Remote Shutter

App Notifications & SMS Reminders

Power That Lasts

KOSPET TANK M3 ULTRA is equipped with a 470mAh cobalt battery, providing up to 15 days of usage and more than a month on standby after only a 1.5-hour charge.

Power That Lasts

KOSPET TANK M3 ULTRA is equipped with a 470mAh cobalt battery, providing up to 15 days of usage and more than a month on standby after only a 1.5-hour charge.

50+ Days

Standby Mode

5 Days

AOD Mode

8 Days

Heavy Usage

15 Days

Typical Usage

35 Hrs

Continuous GPS Workout

What's In The Box

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What's In The Box

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