Zestbolt M99 4G Android Smartwatch 2.4" AMOLED 8MP Camera GPS

Zestbolt M99 – The Full Android Smartwatch That Does It All

Meet the Zestbolt M99, a powerhouse Android 10.0 smartwatch built for those who demand more from their wrist. With a stunning 2.4-inch AMOLED display (720×720 resolution), blazing-fast 4G LTE connectivity, an independent SIM card slot, and a 190° rotary 8MP camera, the M99 is less smartwatch, more smart companion.

Whether you're tracking your daily activity, making calls directly from your wrist, or browsing the web on the go, the M99 delivers a full Android smartphone experience in a sleek, wrist-worn design. Made in Mainland China.

Why You'll Love the M99

• 2.4" AMOLED Touchscreen – Crisp 720×720 resolution with vibrant colours and deep contrast for effortless readability indoors or out.
• Android 10.0 OS – Full Android experience with Google Play Store access, smooth multi-app performance, and secure data handling.
• 4G LTE + SIM Card Slot – Make and receive calls, send messages, and stay connected worldwide without needing your phone nearby.
• 190° Rotary 8MP Camera – Capture selfies or landscapes with a high-definition rotating camera built right into the watch.
• Quad-Core SC8541E CPU + 4GB RAM – Up to 32GB/64GB/128GB/256GB/512GB ROM options for fast, lag-free operation.
• 2100mAh Battery – Long-lasting battery life keeps you powered through full days of calls, tracking, and browsing.
• Built-in GPS & Wi-Fi – Accurate location tracking and wireless connectivity for maps, navigation, and streaming.
• Life Waterproof (IP67) – Splash- and sweat-resistant for everyday wear.
• 12-Panel Menu Interface – Intuitive home screen layout with quick access to all key functions.
• Comprehensive Fitness Tracking – Steps, distance, calories, heart rate monitoring, sleep tracking, mood tracker, and more.
• Smart Notifications – Message reminders, call alerts, calendar, alarm clock, countdown, calculator, and weather at a glance.
• 17+ Languages Supported – Including English, Spanish, French, German, Arabic, Japanese, Korean, Russian, and more.
• HiSportPro App Compatibility – Sync your watch to your smartphone via the free HiSportPro app (iOS & Android) for seamless data management.
• Certifications – CE, FCC, and RoHS certified for quality and safety compliance.

Network Compatibility

• 2G: B2, B3, B5, B8
• 3G: B1, B2, B5, B8
• 4G FDD: B1, B2, B3, B4, B5, B7, B8, B12, B17, B20, B28, B66
• 4G TDD: B34, B38, B39, B40, B41

How to Connect to Your Smartphone

1. Enable Bluetooth on both the watch and your phone.
2. Download the HiSportPro app on your phone. Open Bluetooth Assistant on the watch, then scan the QR code displayed on the watch to pair.
3. Once paired, phone notifications, messages, and calls will sync directly to your M99 watch.

What's in the Box

• M99 Smartwatch × 1
• Watch Strap × 1
• Charging Cable × 1
• Product Manual × 1

Explore More Smart Tech

Check out these related products from our store:

• 1.44" Touch Smartwatch – Bluetooth Calls & Fitness Tracker
• 1.32" AMOLED Smart Watch – Bluetooth Call, Fitness & Health Tracker
• 1-Channel Mini HD Video Encoder HDMI to IP RTMP SRT HLS H.265

For more information on wearable technology standards and consumer electronics safety, visit the FCC Consumer Guide on Device Connectivity.

Specifications at a Glance

Frequently Asked Questions

Q: Does the Zestbolt M99 smartwatch work independently without a phone?

A: Yes! The M99 runs Android 10.0 and supports a SIM card slot with 4G LTE connectivity, so you can make calls, send messages, browse the internet, and use apps completely independently — no smartphone required. Simply insert a compatible SIM card and you're connected.

Q: What app do I need to sync the M99 smartwatch with my smartphone?

A: Download the free HiSportPro app on your iOS or Android smartphone. Follow the in-app pairing instructions to connect via Bluetooth, and you'll be able to sync fitness data, receive notifications, and manage watch settings directly from your phone.

Q: Is the M99 smartwatch compatible with international 4G networks?

A: Yes. The M99 supports a wide range of 4G FDD and TDD bands (including B1, B2, B3, B4, B5, B7, B8, B12, B17, B20, B28, B66, B38, B39, B40, B41) as well as 2G and 3G bands, making it compatible with most global carriers. Always check with your local carrier for band confirmation.

Q: What fitness and health tracking features does the M99 smartwatch include?

A: The M99 tracks steps, distance, calories, heart rate, sleep patterns, mood, and general activity levels. It also features a workout/sports mode, calendar, alarm clock, countdown timer, calculator, weather updates, and message and call reminders — all accessible from the 12-panel menu interface.

Q: What memory (RAM and ROM) options are available for the M99 smartwatch?

A: The M99 is available in multiple memory configurations: 4GB+32GB, 4GB+64GB, 8GB+128GB, 16GB+256GB, and 32GB+512GB. Select your preferred configuration at checkout to suit your storage needs.