SIMSONLAB 4G Smart Watch SIM NFC GPS 32GB AMOLED Android

SIMSONLAB H18-J Smart Watch — Stay Connected, Active & Informed

Meet the SIMSONLAB H18-J — a feature-packed 4G Android smartwatch designed for men and women who want the full power of a connected device on their wrist. With a stunning 1.85" round AMOLED display, built-in SIM card support, GPS, NFC, 4G connectivity, and up to 10 days of battery life, this watch keeps you in command whether you're in the gym, on a trail, or going about your day.

Note: Health monitoring features (heart rate, blood oxygen, blood pressure, sleep tracking) are intended for general wellness reference only and are not a substitute for professional medical advice or clinical measurement.

Key Features

• 4G SIM Card Support: Make and receive calls, get real-time message notifications — all from your wrist, no phone required.
• NFC Access Function: Program NFC commands directly to your watch for convenient contactless access card simulation.
• Built-in GPS: Real-time location tracking for outdoor activities, navigation, and route logging.
• 1.85" Round AMOLED Screen: 360×360 resolution delivers crisp, vivid visuals with deep contrast and smooth touch response.
• 32GB ROM / 2GB RAM: Ample storage and smooth performance powered by a high-speed, low-power chip.
• 4G & Wi-Fi Connectivity: Stream, browse, and stay connected at high speed from your wrist.
• 10-Day Battery Life: Extended battery capacity (>450mAh) keeps you going for up to 10 days on a single charge.
• Video Calls: Front-facing camera support for video calls on the go.
• Multiple Sports Modes: Track running, skipping rope, climbing, and more with real-time workout data.
• 24-Hour Health Monitoring: Continuous heart rate, blood oxygen, blood pressure, and sleep monitoring for everyday wellness awareness.
• Weather Forecast: Check real-time weather conditions at a glance right from your wrist.
• Bluetooth 4.2: Reliable wireless connectivity to your Android smartphone.
• Multiple Watch Faces: Customizable dials to match your style and mood.
• Life Waterproof: Splash and sweat resistant for everyday wear.
• Multi-Language Support: English, Spanish, French, German, Italian, Portuguese, Polish, Turkish, Korean, Japanese, and Arabic.
• Handy Smart Functions: Step tracker, alarm clock, countdown, calculator, calendar, world time, message & call reminders, and more.

Specifications

What's in the Box

• Smart Watch × 1
• Watch Strap × 1
• Charging Cable × 1
• User Manual × 1

Important Notes

• Please charge the watch fully before first use — battery may be low after shipping.
• Scan the QR code in the manual to download the companion app and pair with your watch.
• Health monitoring data is for general wellness reference only; consult a medical professional for clinical health assessments.
• Do not use a fast/high-power charger with this device — use only the included charging cable.

For general guidance on how wearable fitness devices can support an active lifestyle, visit the CDC Physical Activity resources.

Frequently Asked Questions

Q: Does the SIMSONLAB H18-J smartwatch work independently without a smartphone?

A: Yes! With a 4G SIM card inserted, the H18-J can make and receive calls, send messages, and access the internet completely independently — no smartphone needed. You can also use it paired with your Android phone via Bluetooth 4.2 for synced notifications and health data.

Q: What Android OS version is compatible with this smartwatch?

A: The SIMSONLAB H18-J runs Android Wear and is designed to pair with Android smartphones. Check the companion app (accessible via the QR code in the manual) for the minimum Android version supported for full feature compatibility.

Q: Is the 1.85" AMOLED smartwatch waterproof?

A: The H18-J carries a Life Waterproof rating, meaning it can handle everyday splashes, sweat during workouts, and light rain. It is not rated for submersion, so avoid wearing it while swimming or showering.

Q: How long does the battery last and how do I charge it?

A: The watch offers up to 10 days of battery life on a full charge (with the included >450mAh battery). Use only the included charging cable — fast chargers or high-power chargers are not compatible and may damage the battery.