KOSPET Tank M4 Smart Watch for Men Stainless Steel 6-Sat GPS Offline Maps 45m Freediving 24/7 Health Monitor for Android iOS

Price range: $269.19 through $302.51

Specification

Overview

Weight 15 lbs
Dimensions 15 in
Brand Name

kospet

Category

Smart Watches

System

Wacth OS

Function

Calculators

Battery Life

15 days

SIM Card Available

No

Type

On Wrist

Voice assistant built-in

Yes

Language

Greek

High-concerned chemical

None

Display Size

1.96

Network Mode

None

Metrics measured

Sleep Monitor

RAM

<128MB

Screen Shape

SQUARE

Battery Capacity(mAh)

>450mAh

Resolution

410*502

Bluetooth-compatible Version

5.3

GPS

Yes

Screen Material

AMOLED

Multiple Dials

Yes

Application Age Group

Men

Mechanism

No

Origin

Mainland China

Compatibility

All Compatible

ROM

32 GB

Rear Camera

None

Activity Tracked

Activity Tracker

Waterproof Grade

100m & up

CPU Model

ATS3089

Launch Date

2025

Dial Window Material Type

Hardlex

Band Material

Silica Gel

Touch Screen

Yes

Battery Detachable

No

SIM Card Slot

None

Band Detachable

Yes

Band width[mm]

22

App name

Apexmove App

Weight[g]

80g

Style

SPORT

Movement Type

Electronic

Model

TANK M4

APP Download Available

Yes

Case Material

Steel

WIFI

No

Support Alexa

N

MCU + DSP

ATS3089

Colors

Black/Silver

Dimensions (without sensor base)

50.5*42.5*13mm

Body Material

Bezel: Stainless Steel, Case: Stainless Steel, Back panel: Stainless Steel, Cover glass: Corning Gorilla Glass 3

Water-resistance Grade

10ATM & IP69K Waterproof

PPI

331

Peak Brightness

Up to 1,000 nits

Auto-brightness

Support

Battery Type

Pure cobalt battery

Battery Capacity

500mAh

Charging Method

Magnetic charging base

Theoretical Charging Duration

Approx. 2 hours

Typical Use Battery Life

Up to 14-15 days

Heavy Use Battery Life

Up to 9-10 days

AOD Mode Battery Life

Up to 5-6 days

Continuous GPS Usage Battery Life

Up to 21-22 hours

Health

VC9213-4PD sensor (supports blood-oxygen)

Movement

6-axis gyroscope sensor, Geomagnetic sensor, Barometric altimeter, Ambient light sensor, Temperature sensor

Positioning

Dual-band, 6 satellite positioning systems

Connection

BT V5.3

Mic

Support

Speaker

Support

Motor

Support

Material

Liquid silicone

Buckle Material

Stainless steel

Width

22mm

Min. & Max. Wrist Dimensions

150-240mm

Removable Strap

Support

System Requirements

Android 7.0 and above, iOS 14.0 and above

Languages

English (default), German, Spanish, French, Italian, Portuguese, Russian, Dutch, Czech, Hebrew, Hungarian, Romanian, Finnish, Persian, Swedish, Danish, Greek, Polish, Ukrainian, Norwegian, Croatian, Serbian, Arabic, Turkish, Korean, Japanese, Malaysian, Filipino, Belarusian, Bengali, Indonesian, Thai, Vietnamese, Khmer, Urdu, Simplified Chinese, Traditional Chinese

Sports Modes

183 (including 23 ApexMotion sports modes and 160 Freestyle training modes)

Smart Recognition

6 sports movements (Walking, Running, Cycling, Elliptical trainer, Rowing machine, Still)

Plan Creation

Training plans (via the Apexmove App)

Dive Modes Support

3 (Freedive, Scuba dive, Gauge)

Sync to 3rd Party Fitness Apps

"For iOS: Apple Health, Strava For Android: Samsung Health, Google Fit, Strava"

Sports Convenience

Workout data stays on-screen, Conditional pause

24H Monitoring

Heart rate, Blood oxygen saturation, Stress level, Mood

Manual Measurements

Heart rate, Blood oxygen saturation, Stress level, Mood, One-tap measurement

Sleep Tracking

Sleep stages (including REM), Daytime naps

Health Alerts

Abnormally high & low heart rate, Low blood oxygen level

Other Health Features

Menstrual cycle tracking, Breathing exercise

Dual-band (L1+L5)

Support

Satellite Positioning Systems

6

Offline Maps

Support

Offline Map Styles

Topographic maps, Contour maps, Both map styles

Route Import

Support

Real-time Navigation

Support

Route & Location Point Creation

via the Apexmove App

Route Deviation Reminders

Support

Compass

Support

Barometric Altimeter

Support

Walkie-talkie

Support

GPS Time/Altitude Calibration

Support

Sunrise & Sunset

Support

Moon Phase

Support

Tides

Support

Extreme Weather Alerts

Support

BT Phone Music Control

Support

BT Phone Camera Control

Support

Phone Call Notifications

Support

Call Quick Reply

(For Android Only)

SMS Notifications

Support

App Notifications

Support

Find My Phone

Support

Voice Assistant

Support

Timers

Support

Stopwatch

Support

Alarm Click

Support

World Clock

Support

BT Earphones

Support

Shortcut Cards

Support

Weather

Support

Morning Updates

Support

Music Storage

Support

Do Not Disturb

Support

Sedentary Reminder

Support

Calculator

Support

Flashlight

Support

Screen Lock & Password

Support

Description

  • ➤【Military-Grade Toughness】

  • Built with the Inox 360 Shield structure, this rugged smart watch features a durable stainless steel body engineered to withstand extreme conditions—from deep freezes at -58°F to intense heat up to 158°F, Certified by 20 U.S. military-standard tests for proven reliability in the harshest conditions. The 1.96” AMOLED display, equipped with with a 3rd generation Corning Gorilla 9H double-layer glass.

  • ➤【Offline Maps & Route Planning】

  • The TANK M4 GPS smartwatch tracks your movements with outstanding accuracy, powered by an industry-leading dual-band GNSS positioning that connects to six satellite systems. Simply download offline maps and select your route or destination point to run your favorite paths or explore unfamiliar trails.

  • ➤【23 ApexMotion Sports & 160 Sport Modes】

  • KOSPET smart watches for men is engineered for professional sports, offering 23 ApexMotion sport modes and 160 freestyle training modes. This sports watch built-in 6-axis gyroscope, it accurately tracks changes in orientation, acceleration, and speed-giving you clearer insight into your body’s responses during key moments of activity.

  • ➤【10ATM Waterproof for Diving】

  • Boasting 10 ATM and IP69K ratings, the waterproof smart watch is built for demanding underwater activities, including freediving to depths of 148 feet. Its robust construction ensures it remains securely sealed and reliable under pressure.

  • ➤【Extra-Large Battery Life】

  • KOSPET TANK M4 outdoor smart watch, enjoy up to 15 days of battery life on a single charge with typical use, up to 22 hours in GPS mode, providing long-lasting performance for outdoor activities–enough for hiking, longest running, or cycling.

  • ➤【Health Tracking & Multifunctional】

  • This men’s smart watch with a 4PD sensor capturing richer optical signals, fitness watch tracks SpO₂, sleep, stress, emotions, and menstrual cycles in real time to support your lifestyle. Built-in Walkie-talkie to instantly communicate with each other via a simple touch-and-hold.

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