KOSPET TANK M4C Rugged Smartwatch

KOSPET TANK M4C Rugged Smartwatch is a premium military-grade smartwatch built for adventure, fitness, and everyday use. Featuring a brilliant AMOLED display, dual-band GPS, Bluetooth calling, advanced health tracking, and exceptional battery life, it is the perfect companion for outdoor enthusiasts and professionals alike.

Brilliant 1.96" AMOLED Display

Experience stunning visuals on the 1.96-inch square AMOLED display with 410 × 502 resolution, 331 PPI, and 1000 nits peak brightness. Protected by Corning® Gorilla® Glass 3, the display offers outstanding clarity and durability.

Military-Grade Rugged Build

Designed with a stainless steel bezel, zinc alloy body, and polymer case back, the KOSPET TANK M4C is MIL-STD-810H certified and rated 5ATM + IP69K waterproof, making it ready for extreme environments.

Powerful Battery Performance

Powered by a 500mAh Pure Cobalt battery, the smartwatch offers:

13–16 Days Typical Use

8–11 Days Heavy Use

3–5 Days Always-On Display

18–21 Hours Continuous GPS

Up to 75 Days Power Saving Standby

Advanced Health Monitoring

Stay informed with 24-hour heart rate, SpO₂, stress, and mood monitoring. The smartwatch also supports one-tap health measurement, advanced sleep tracking (including REM), nap monitoring, breathing exercises, menstrual cycle tracking, and alerts for abnormal heart rate and low blood oxygen.

Professional Outdoor Features

Built for adventure, the watch includes:

Built-in Dual-Band 6-System GPS

Compass

Barometric Altimeter

Altitude Calibration

Moon Phase

Hourly Tide Information

Sunrise & Sunset

Extreme Weather Alerts

Built-in Walkie-Talkie (Up to 4 users, 40m range)

5-Level LED Flashlight (Up to 5 Hours)

170+ Sports Modes

Track your fitness with 170+ freestyle training modes, smart auto activity recognition, personalized training plans, running metrics, swimming analysis, calorie tracking, steps, and distance monitoring.

Bluetooth Calling & Smart Features

Featuring Bluetooth 5.3, the KOSPET TANK M4C supports Bluetooth Calling, smart notifications, Emergency SOS, Voice Assistant, Music Control, Camera Control, World Clock, Raise to Wake, Water Ejection, and many more intelligent features.

Specifications

General Information

Brand: KOSPET

Model: TANK M4C

Water Resistance: 5ATM + IP69K

Military Standard: MIL-STD-810H

Strap Width: 22mm

Strap Material: Silicone (Quick Release)

Wrist Size: 150–220mm

Display

Display Type: 1.96" Square AMOLED

Resolution: 410 × 502 Pixels

Pixel Density: 331 PPI

Brightness: 1000 nits

Protection: Corning® Gorilla® Glass 3

Build

Bezel: Stainless Steel

Body: Zinc Alloy

Case Back: Polymer

Dimensions: 41.6 × 49.8 × 13.45mm

Weight: 65.5g (Without Strap)

Battery

Capacity: 500mAh Pure Cobalt

Charging: Magnetic Dock (~2 Hours)

Typical Use: 13–16 Days

Heavy Use: 8–11 Days

Always-On Display: 3–5 Days

Continuous GPS: 18–21 Hours

Standby: Up to 75 Days

Storage & Memory

Storage: 1GB NAND Flash

Memory: 8MB SRAM

Connectivity

Bluetooth: Version 5.3

Bluetooth Calling: Supported

Built-in Speaker & Microphone: Yes

GPS

GPS

GLONASS

Galileo

BeiDou

QZSS

NavIC

Dual-Band GNSS

Health Monitoring

24H Heart Rate Monitoring

Blood Oxygen (SpO₂)

Stress Monitoring

Mood Monitoring

One-Tap Health Measurement

Advanced Sleep Tracking (REM)

Nap Tracking

Breathing Exercise

Menstrual Cycle Tracking

High/Low Heart Rate Alerts

Low Blood Oxygen Alerts

Sports Features

170+ Sports Modes

Smart Auto Activity Recognition

Personalized Training Plans

Running Metrics

Swimming Metrics

Calories, Steps & Distance Tracking

Outdoor Features

Built-in Walkie-Talkie (40m Range)

5-Level LED Flashlight

Digital Compass

Barometric Altimeter

Altitude Calibration

Moon Phase

Hourly Tides

Sunrise & Sunset

Extreme Weather Alerts

Smart Features

Bluetooth Calling

Emergency SOS

Voice Assistant

Camera Control

Music Control

Smart Notifications

Water Ejection

Raise to Wake

Cover to Lock

World Clock

Supported App

Apexmove App

Syncs with Apple Health & Strava

Compatibility

Android: 7.0 and Above

iOS: 14.0 and Above

Languages

Supports 37 Languages (Including Bengali)

Warranty

Warranty: 1 Year (Official)