HT28 1.85 inch Silicone Strap IP68 Waterproof Smart Watch, Support Sleep Monitoring(Black)

• Product type: Smart Watches
• Compatibility: IP68 Waterproof Smart Watch
• Material: Silicone
• Key feature: Sleep monitoring
• Color/Variant: Black
• Intended use: Everyday use
• Category: Smart Wear Electronics

Functions:1. Basic functions: data, exercise, exercise record, weather, information, women, music, sidebar, stopwatch, timer, alarm, payment code, business card, calendar, calculator, find mobile phone, camera2. Bluetooth call: connect once3. Health management: exercise monitoring, sleep monitoring, heart rate detection, breathing exercise4. Exercise mode: 9 exercise modes on the watch side, massive exercise modes on the APP side5. Call dialing, common contacts, call records, voice assistant6. WeChat exercise: synchronize the watch exercise steps to the WeChat ranking list7. Message and call reminder: phone, SMS, WeChat, QQ, WhatsApp, LineFacebook, Facebook messenger, Kaokao, Twitter, Skype8. Firmware upgrade: The watch firmware can be upgraded over the air through the APPParameters:1. CPU: Realtek8763EWE2. RAM: 480KB3. ROM: 640KB4. External Flash: External 128Mb5. Heart rate chip: HX39186. Accelerometer: STK83217. Bluetooth: BLE5.08. Display: 1.85-inch 360x360 IPS display9. Physical buttons: 210. Touch: full-screen touch11. Flashlight, laser pen, compass12. Battery: 450mAh polymer battery13. Charging method: magnetic charging14. Built-in dial: 5 built-in dials, support custom dials, support dial downloads15. Size: 58.8x53.8x13.2mm (circle diameter 52.5mm)16. Case material: zinc alloy17. Strap specifications: 22mm silicone strap (removable and replaceable)18. Weight: 75g19. Waterproof level: IP6820. Battery life: 5-7 days (depending on the usage scenario)21. Charging time: less than or equal to 2H22. Supported systems: Android 5.1 or iOS8.2 or above systems that support Bluetooth 5.0 BLE23. APP name: FitCloudPro24. Watch firmware language: Simplified Chinese, Traditional Chinese, English, German, Russian, Spanish, Portuguese, French, Japanese, Arabic, Dutch, Italian, Czech, Greek, Hebrew, Indonesian, Malay, Polish, Thai, Vietnamese, Finnish, Romanian, Turkish, Croatian25. APP language: Simplified Chinese, Traditional Chinese, English, German, Russian, Spanish, Portuguese, French, Japanese, Arabic, Dutch, Italian, Czech, Greek, Hebrew, Indonesian, Malay, Polish, Thai, Vietnamese, Finnish, Romanian, Turkish, Croatian