HAYLOU Watch 4S GPS Smartwatch – Rugged, Feature-Packed Fitness Companion for Extreme Athletes and Hikers

Introducing the HAYLOU Watch 4S GPS Smartwatch, the ultimate companion for outdoor enthusiasts, extreme athletes, and hikers who demand performance, durability, and precision. With fast delivery and the best offer, this rugged wearable is engineered to handle the toughest conditions while keeping you connected, monitored, and in peak shape. Designed for high-intensity workouts and demanding outdoor adventures, it combines cutting-edge technology with military-grade durability, making it the only tool a survivalist needs.

At its core, the HAYLOU Watch 4S features a 1.43” HD AMOLED Display, delivering crisp visuals, vibrant colors, and an always-clear interface for workouts, navigation, and notifications. With dual-band GPS and 5-satellite positioning, tracking your runs, hikes, or cycling routes has never been more accurate. Its offline mapping capabilities allow you to explore remote trails confidently, ensuring you never lose your way.

The watch is designed for total health and fitness monitoring. Equipped with blood oxygen (SpO2) sensors, VO2 Max measurement, and a 24/7 heart rate monitor, it delivers professional-grade health insights. Track your sleep, stress levels, and calories burned while accessing 120+ workout modes that cover running, cycling, swimming, and high-intensity interval training. The HAYLOU Watch 4S is the best smart watch for fitness tracking and a reliable partner for both men and women who take their health seriously.

Durability is a hallmark of this smartwatch. With 10ATM water resistance, you can swim, shower, or tackle rainy hikes without worry. Every component undergoes military-grade testing for impact, shock, and environmental resilience, making it a true rugged outdoor smart watch built for extremes.

Connectivity is seamless. Receive call and text notifications, sync with Android phones or Apple devices, and enjoy Bluetooth connectivity for hands-free functionality. Whether tracking workouts, monitoring health, or staying in touch, the HAYLOU Watch 4S ensures you are always informed and in control.

Technical Specifications

• Dual-band GPS: Precise, professional-grade tracking for outdoor adventures

• 10ATM Water Resistance: Waterproof for swimming and extreme conditions

• Blood Oxygen (SpO2) & VO2 Max Sensors: Advanced health monitoring

• Offline Mapping Capabilities: Navigate confidently without a phone

• Display: 1.43” HD AMOLED, high-contrast and vibrant visuals

• Battery Life: Long-lasting, all-day performance for workouts and GPS usage

• Sensors: Heart rate, SpO2, VO2 Max, sleep, motion, stress monitoring

• Connectivity: Bluetooth, Android/iOS compatible, call and text notifications

• Water Resistance: 10ATM professional waterproofing

For adventurers, fitness enthusiasts, and anyone demanding durable, reliable performance, the HAYLOU Watch 4S GPS Smartwatch delivers unmatched durability, precision, and versatility. Step into your next adventure fully equipped.

SPECIFICATIONS

120+ workout modes: 200+ watch face

AI voice assistant: All-day health monitoring

APP Download Available: Yes

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

App name: Haylou Fun

Application Age Group: Adult

Band Detachable: Yes

Band Material: Silica Gel

Band width[mm]: 22mm

Basic use mode: 18days

Battery Capacity(mAh): 300-450mah

Battery Life: 18 days

Battery capacity: 400mAh

Bluetooth Version: BT 5.3

Bluetooth calling: SOS emergency call

Bluetooth-compatible Version: 5.3

Brand Name: Haylou

Category: Smart Watches

Certification: CE

Color: Black/Silver

Compatibility: All Compatible

Dial Window Material Type: Coated Glass

Display Size: 1.43 inch

Everyday use mode: 10days

Function: Passometer,fitness tracker,sleep tracker,Mood Tracker,Message Reminder,Call Reminder,Answer Call,Dial Call,Remote Control,Chronograph,Alarm Clock,Calorie Counter,Power Reserve,Heart Rate Tracker,Interactive Music,Calculators

GPS: Yes

GPS Sport Mode: 26hours

GPS positioning: Five satellite positioning systems

High-concerned chemical: None

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

Launch Date: 2025

Mechanism: Yes

Metrics measured: Heart Rate Monitor,Women's Health Monitoring,Other,Sleep Monitor,Stress Monitor

Model: HAYLOU Watch 4S

Movement Type: Electronic

Multiple Dials: Yes

Network Mode: None

Origin: Mainland China

Product name: HAYLOU Watch 4S Smartwatch

RAM: <128MB

ROM: <128MB

Rear Camera: None

Remote shutter: Stainless steel rotating crown

Resolution: 466*466,466*466

SIM Card Available: No

Screen Material: AMOLED

Screen Shape: Round

Screen size: 1.43-inch AMOLED

Style: SPORT

System: Android Wear

Touch Screen: Yes

Type: On Wrist

Voice assistant built-in: Yes

Waterproof Grade: Life Waterproof

Waterproof rating: 1ATM