HD21 GPS Smart Watch 2025 1.43inch AMOLED Heart Rate Monitoring
1. smartwatch, your portable Smart Health Partner,Built-in GPS chip ,27g ultra-thin and light body, All-day health monitoring, 1.43-inch Amoled touch screen,Fresnel streak heart rate monitoring, Al Chat-GPT offline voice Air pressure and altitude monitoring
2. Super light, 27 grams, Comfortable for long time wear,Weighing only 27 grams, this ultra-light smartwatch offers a feather - light wearing experience. ldeal for both intense workouts and daily commutes, it ensures long -lasting comfort
3. 1.43-inch AMOLED screen,The deep blacks and vivid colors brought by AMOLED technology make every picture life like and clearly visible even under direct sunlight
4. Accurately record every journey, Every drop of sweat can be traced
Equipped with a high-precision positioning system, every departure and arrival.whether on an urban street or in remote and dangerous areas, is clearly recorded,The real-time motion trajectory tracking function enables you to keep track of your travel route at any time and review every turn and break through on your journey
5. Follow the trajectory,Data synchronization, By seamlessly connecting to the mobile application via Bluetooth, you can easily view detailed data such as movement trajectories, speed analysis, and distance statistics
6. Altitude barometer compass, A portable assistant for outdoor adventures, It comes with three commonly used outdoor functions: an altimeter, abarometer and a compass, providing you with usage assistance during outdoor adventure sports.
7. Multiple sports modes, Unleash limitless possibilities, It supports various sports types like running, cycling, and swimming, providing detailed statistics on steps, distance, and calorie consumption. Real-time monitoring of key indicators such as heart rate and speed ensures the safety and efficiency of your workouts.
8.Upgrade the six-channel sensor, It adopts a brand-new Fresnel pattern back cover design to enhance the focusing effect, enabling the heart rate monitoring PD to receive more reflected light and ensuring more accurate detection.
9. Ultra-low power consumption chip, Long battery life, High-performance chips ensure smooth operation and minimize power consumption, enabling efficient performance in every activity. Stay energized and ready for new challenges.
10. Freely Customize Al ,Personalized Watch Faces, Supports intelligent transformation of Al watch faces, built-in easy switching of multiple local watch faces, and customization of personalized watch faces through the APP, from automatic recommendations to creative desians, meeting the needsof various styles.
11. AI GPT function, Act as your personal intelligent assistant, offering reminders, health tips, and more.lt provides quick and accurate responses to your queries
12. Stay online at all times, Incoming calls from your mobile phone are pushed directly to your watch. You can make,answer, and view call logs right from your watch.
13. Multiple Practical Functions,There are numerous functions waiting for you to explore, such as music control.Features like weather forecast, water reminder, sedentary reminder, and photo control bring smart living to your wrist
Technical Specifications
| Model Name | HD21 |
| Flash Memory | 128M |
| Touch IC | CST820 |
| Bluetooth Calling | Bluetrum AB5681 |
| NFC | Supported |
| Heart Rate Sensor | HX3602 |
| Charging Method | Wireless charging (approx. 4 hours) |
| Notification Support | Call, SMS, Email, WeChat, QQ, Facebook, Twitter, WhatsApp, LinkedIn, Instagram, Messenger, Snapchat, Line, Kakao Talk, Viber, Skype, Telegram |
| Sport Modes | Walking, running, mountaineering, cycling, jumping rope, basketball, badminton, football, yoga |
| App Languages | English, Chinese (Simplified/Traditional), German, French, Arabic, and 20+ more |
| Firmware Languages | Chinese, English, Russian, Spanish, German, Italian, French, and 10+ more |
Comprehensive Functions
Health monitoring (heart rate, blood pressure, blood oxygen, sleep), 3D menu, SOS function, OTA updates, shortcut bar, activity tracking, weather, reminders, women's health features, stopwatch, timer, phone finder, music control, settings customization, passcode lock, breathing exercises, exercise history, power saving mode, voice assistant (SIRI), calling functions, payment codes, calculator, compass, and more.
Product Images
