SPECIFICATIONS

24H Monitoring: Heart rate, Blood oxygen saturation, Stress level, Mood

AOD Mode Battery Life: Up to 5-6 days

APP Download Available: Yes

Activity Tracked: Other,Steps Tracker,Distance Tracker,Calorie Tracker,Activity Tracker

Alarm Click: Support

App Notifications: Support

App name: Apexmove App

Application Age Group: Men

Auto-brightness: Support

BT Earphones: Support

BT Phone Camera Control: Support

BT Phone Music Control: Support

Band Detachable: Yes

Band Material: Silica Gel

Band width[mm]: 22

Barometric Altimeter: Support

Battery Capacity: 500mAh

Battery Capacity(mAh): >450mAh

Battery Detachable: No

Battery Life: 15 days

Battery Type: Pure cobalt battery

Bluetooth-compatible Version: 5.3

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

Brand Name: kospet

Buckle Material: Stainless steel

CPU Model: ATS3089

Calculator: Support

Call Quick Reply: (For Android Only)

Case Material: Steel

Category: Smart Watches

Certification: CE,FCC,RoHS,KC

Charging Method: Magnetic charging base

Colors: Black/Silver

Compass: Support

Compatibility: All Compatible

Connection: BT V5.3

Continuous GPS Usage Battery Life: Up to 21-22 hours

Dial Window Material Type: Hardlex

Dimensions (without sensor base): 48.6*48.6*13.7mm

Display Size: 1.43

Dive Modes Support: 3 (Freedive, Scuba dive, Gauge)

Do Not Disturb: Support

Dual-band (L1+L5): Support

Extreme Weather Alerts: Support

Find My Phone: Support

Flashlight: Support

Function: Shock Resistant,Passometer,fitness tracker,sleep tracker,Message Reminder,Call Reminder,Answer Call,Dial Call,Push Message,Altitude Meter,Big Three Needles,24 hour instruction,Chronograph,Alarm Clock,Small Second,World Time,Calorie Counter,DIVER,Permanent Calendar,Power Reserve,week,Speed Measurement,Month,Heart Rate Tracker,Interactive Music,Noctilucent,Thermometer,Calendar,Compass,Countdown,Calculators

GPS: Yes

GPS Time/Altitude Calibration: Support

Health: VC9213-4PD sensor (supports blood-oxygen)

Health Alerts: Abnormally high & low heart rate, Low blood oxygen level

Heavy Use Battery Life: Up to 9-10 days

High-concerned chemical: None

Language: English,Russian,Spanish,Polish,Portuguese,Turkish,Italian,French,German,Norwegian,Korean,Japanese,Ukrainian,Hebrew,Dutch,Arabic,Indonesian,Greek

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

Launch Date: 2025

MCU + DSP: ATS3089

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

Material: Liquid silicone

Mechanism: No

Metrics measured: Heart Rate Monitor,Women's Health Monitoring,Blood Oxygen Monitor,Sleep Monitor

Mic: Support

Min. & Max. Wrist Dimensions: 150-240mm

Model: TANK M4

Moon Phase: Support

Morning Updates: Support

Motor: Support

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

Movement Type: Electronic

Multiple Dials: Yes

Music Storage: Support

Network Mode: None

Offline Map Styles: Topographic maps, Contour maps, Both map styles

Offline Maps: Support

Origin:

Other Health Features: Menstrual cycle tracking, Breathing exercise

PPI: 461

Peak Brightness: Up to 1,000 nits

Phone Call Notifications: Support

Plan Creation: Training plans (via the Apexmove App)

Positioning: Dual-band, 6 satellite positioning systems

RAM: <128MB

ROM: 32 GB

Real-time Navigation: Support

Rear Camera: None

Removable Strap: Support

Resolution: 466*466

Route & Location Point Creation: via the Apexmove App

Route Deviation Reminders: Support

Route Import: Support

SIM Card Available: No

SIM Card Slot: None

SMS Notifications: Support

Satellite Positioning Systems: 6

Screen Lock & Password: Support

Screen Material: AMOLED

Screen Shape: SQUARE

Sedentary Reminder: Support

Shortcut Cards: Support

Sleep Tracking: Sleep stages (including REM), Daytime naps

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

Speaker: Support

Sports Convenience: Workout data stays on-screen, Conditional pause

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

Stopwatch: Support

Style: SPORT

Sunrise & Sunset: Support

Support Alexa: N

Sync to 3rd Party Fitness Apps: "For iOS: Apple Health, Strava For Android: Samsung Health, Google Fit, Strava"

System: Wacth OS

System Requirements: Android 7.0 and above, iOS 14.0 and above

Theoretical Charging Duration: Approx. 2 hours

Tides: Support

Timers: Support

Touch Screen: Yes

Type: On Wrist

Typical Use Battery Life: Up to 14-15 days

Voice Assistant: Support

Voice assistant built-in: Yes

WIFI: No

Walkie-talkie: Support

Water-resistance Grade: 10ATM & IP69K Waterproof

Waterproof Grade: 100m & up

Weather: Support

Weight[g]: 77

Width: 22mm

World Clock: Support

• ➤【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 1.43” AMOLED display, equipped with with a 3rd generation Corning Gorilla 9H double layer glass.

• ➤【Offline Maps & Route Planning】

• The TANK T4 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】

• 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 T4 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.

• ➤【Multifunctional Smartwatch】

• 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.