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KOSPET Tank M4 Special Edition AMOLED Rugged Smart Watch with GPS & Bluetooth Calling

  • 1.96" AMOLED Display
  • Stainless Steel Build
  • 10ATM IP69K Waterproof
  • Multi GNSS GPS
  • 15 Days Battery Life
  • Bluetooth 5.3 Calling
  • 160+ Sports Modes
  • Offline Maps Navigation
৳18,500 (Cash Price) 5% off ৳19,500
On Request Code: P1922
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KOSPET TANK M4 Special Edition Smartwatch

Specifications

CategoryDetails
BrandKOSPET
ModelTANK M4 Special Edition
Storage4GB ROM
Memory16MB SRAM
ColorsBlack, Silver
Body MaterialStainless Steel
Case BackStainless Steel
Dimensions50.5 × 42.5 × 13 mm
Weight80g (Without Strap)
Speaker & MicrophoneYes
Buttons4 Physical Buttons
Water Resistance10 ATM & IP69K, Supports 45m Freediving, Scuba & Gauge Dive
StrapColor-matched Stainless Steel Strap
Quick Release StrapYes (22mm Standard)
Wrist Size150-240mm
Display Type1.96-inch AMOLED
ProtectionCorning Gorilla Glass 3
Resolution410 × 502 Pixels
Pixel Density331 PPI
Peak BrightnessUp to 1,000 nits
Battery Capacity500mAh Pure Cobalt Battery
ChargingMagnetic Charging Dock
Charging TimeApprox. 2 Hours
Battery Life (Typical)Up to 12-15 Days
Battery Life(Heavy Use)Up to 3-5 Days
GPS Battery LifeUp to 21-22 Hours
Positioning SystemsGPS, Galileo, GLONASS, BeiDou, QZSS, NavIC
SensorsHeart Rate, Blood Oxygen, 6-axis Gyroscope, Geomagnetic, Barometer, Altimeter, Ambient Light, Temperature
Health Monitoring24/7 Heart Rate, SpO₂, Stress, Mood, Sleep Tracking, REM Sleep, Naps, Menstrual Cycle, Breathing Exercise
Outdoor FeaturesCompass, Altimeter, Offline Maps, Real-time Navigation, Route Import, Route Back, Walkie-talkie, Moon Phase, Tides, Weather Alerts
Sports Modes23 ApexMotion Sports + 160 Freestyle Training Modes
Dive ModesFreedive, Scuba Dive, Gauge Mode
Running FeaturesPace, Distance, Cadence, Route Tracking, Navigation, Heart Rate Zones
Swimming FeaturesSWOLF, Stroke Recognition, Stroke Rate, Lap Count, Heart Rate Monitoring
Bluetooth VersionBluetooth 5.3
Smart FeaturesBluetooth Calling, Notifications, Voice Assistant, Music Storage & Control, SOS, Camera Control, Find Phone, Weather, Calculator, Calendar, Water Ejection, GPS Time, World Clock
CompatibilityAndroid 7.0 & Above, iOS 14.0 & Above
Companion AppApexmove App
Supported Languages37 Languages Including English, Bengali, Arabic, Japanese, Korean, Chinese & More
Third-party SyncApple Health & Strava

 

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Forged in Premium Stainless Steel

Built with an Inox shield structure and tested to 20 MIL-STD-810H standards, paired with a stainless steel bracelet for elevated style and durability.

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Deeper Insights into Smart Training

Optimize your workouts and recovery with 23 ApexMotion sports modes, real-time performance metrics, and detailed post-workout analysis.

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Resist Extreme Water Environments

Tough enough to handle from the heavy rain to 45-meter dives and high-speed water sports, thanks to 10 ATM and IP69K water resistance ratings.

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Navigate Off the Grid with Confidence

Wherever you explore outdoors, stay on track with preloaded offline maps and precise dual-band GPS with support from six satellite systems.

Product ImageStainless Steel Classic Reinvented

With corrosion-resistant stainless steel polished to perfection across the bezel and bracelet, KOSPET TANK M4 Special Edition presents a sophisticated, high-gloss touch that integrates ultimate strength with timeless design.

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Master Your Style Effortlessly

Choose between interchangeable silicone and color-matched stainless steel straps for a secure fit, perfect for work, training, and everyday wear with KOSPET TANK M4 Special Edition.

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Multi-Sport Training

With 23 ApexMotion sports modes and 160 freestyle training modes, KOSPET TANK M4 Special Edition helps you track performance and adjust training intensity, while staying consistent and motivated across different activities and environments.

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Diving Profiles and Safety
 

Take a closer look at recreational scuba and freediving with real-time dive time, depth, and speed, along with surface intervals, NDL, and safety stops for enhanced diving safety.

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Insightful Running Performance

Measures real-time pace and cadence during track runs and recovery time and VO2 max for trail running, helping you analyze every stride, every effort, and all your progress.

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Tap into Every Climbing Detail

Keep track of changes in altitude, steps, and speed during your ascent towards the peak. Pace yourself with key metrics like heart rate and calorie consumption to master every climb.

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Dual-Band GPS with Multi-System Support

Powered by L1+L5 dual-band GPS and six satellite systems, KOSPET TANK M4 Special Edition delivers faster locks and stable accuracy, even in complex outdoor environments.

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Reliability in Wet Environments

 

Maintains stable operation in wet, harsh conditions with IP69K-rated seals that resist exposure to splashes and high-pressure water.

Resistance to
Low Temperatures

 

Protection Against Sand
and Dust

 

Stay on Track Off-Road

With a total storage capacity of 512MB, KOSPET TANK M4 Special Edition supports offline map downloads and real-time navigation in remote, distant areas — without a network connection.

*Note: Offline maps require prior download via the Apexmove App before use. Total storage is 512MB, and available storage is lower due to system usage. Map coverage depends on file size and detail. GPX and KML route file import is supported.

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Real-Time Direction, Altitude & Air Pressure

With the compass, altitude, and barometric pressure data displayed in real time, KOSPET TANK M4 Special Edition keeps you oriented and updated with weather and other changing outdoor conditions.

Product ImageCompass Heading Guidance

Stay aware of your orientation while exploring unfamiliar terrain with accurate readings in relation to magnetic north.

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Glance at elevation and altitude changes to better understand the terrain and track your progress in real time.

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Monitor weather shifts during outdoor exploration with real-time air pressure data and trend tracking.

24/7 Health Management

Featuring an advanced 4PD sensor to monitor heart rate, blood oxygen, sleep, and stress levels, KOSPET TANK M4 Special Edition offers a clear view of your daily wellness.

*Health and fitness data are for general wellness reference only and are not intended for medical use.

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On-Watch Reminders for Hydration, Medication & Sedentary Reminder

KOSPET TANK M4 Special Edition provides timely hydration, medication, and sedentary reminders via the Apexmove App, so you can stay active and hydrated for improved daily routines during busy schedules.

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On-Watch Reminders for Hydration, Medication & Sedentary Reminder

KOSPET TANK M4 Special Edition provides timely hydration, medication, and sedentary reminders via the Apexmove App, so you can stay active and hydrated for improved daily routines during busy schedules.

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On-Watch Reminders for Hydration, Medication & Sedentary Reminder

KOSPET TANK M4 Special Edition provides timely hydration, medication, and sedentary reminders via the Apexmove App, so you can stay active and hydrated for improved daily routines during busy schedules.

Drink Water
Reminder

Medicine
Reminder

Sedentary
Reminder

Instant Walkie-Talkie Conversations

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KOSPET TANK M4 Special Edition comes with a built-in walkie-talkie that allows for short-range communications between up to four persons, so you can stay in touch during outdoor group coordination.

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Smart On-Wrist Notifications

Stay informed even on the go with KOSPET TANK M4 Special Edition, and raise your wrist for real-time call, message, and App notifications, without reaching for your smartphone.

Waterproofing for Surface & Diving Activities

Featuring 10 ATM and IP69K water resistance ratings with support for 45-meter dives, KOSPET TANK M4 Special Edition is built for multiple water activities like swimming, surfing, and recreational diving.

10 ATMWater Resistance

*Water resistance is tested under controlled conditions and may decrease with normal wear.

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Ultra-Long Battery Performance

KOSPET TANK M4 Special Edition lasts up to 22 hours with continuous GPS tracking or 15 days under typical use.

*Battery life and performance data are based on standard testing. Actual results may vary depending on usage and settings.

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15

 

Daysup to

Typical Usage

22

 

Hoursup to

Continuous GPS

10

 

Daysup to

Heavy Use

6

 

Daysup to

AOD Mode

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Powered by

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Our proprietary Apexmove OS perfectly complements KOSPET TANK M4 Special Edition with so many powerful features, including detailed health and workout records, customized user interface, and seamless sync with third-party Apps.

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More to Experience from Your Watch

Apexmove App

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The compatible Apexmove App helps you gain deeper insights into health and fitness, personalize training plans and manage routes and maps, access system customization and various watch faces, and beyond.

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Style Your Watch for Every Occasion

Explore additional straps for KOSPET TANK M4 Special Edition — a breathable, sports-ready camouflage strap, a lightweight, versatile woven nylon strap, and a leather strap for casual and business scenarios.

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Description

The KOSPET TANK M4 Special Edition Smartwatch is built for adventure enthusiasts who demand premium durability and flagship-level performance. Featuring a stunning 1.96-inch AMOLED display, 10 ATM & IP69K waterproof rating, Bluetooth calling, dual-frequency multi-GNSS GPS, offline maps, real-time navigation, and 180+ sports modes, it is ready for every challenge. Its 500mAh battery delivers up to 15 days of battery life, while advanced health monitoring keeps track of your heart rate, SpO₂, stress, sleep, and more. Whether you're hiking, diving, training, or managing daily tasks, the KOSPET TANK M4 Special Edition is the perfect rugged smartwatch for both Android and iPhone users.

Final Verdict

If you're searching for a premium military-grade smartwatch with AMOLED display, Bluetooth calling, offline GPS navigation, 10 ATM waterproof protection, and exceptional battery life, the KOSPET TANK M4 Special Edition is an outstanding choice. Its rugged stainless-steel construction, advanced outdoor features, and comprehensive health tracking make it one of the best smartwatches in its class. Buy the genuine KOSPET TANK M4 Special Edition Smartwatch from Tech Den and enjoy authentic products, competitive pricing, and trusted customer support. Visit www.techdenbd.com to order yours today.

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