Cross-Border Smart HT17 Outdoor Heart Rate Blood Oxygen Monitoring Sports Round Bluetooth Call Three-Proof Watch

Product size ￠47.8*13.5mm Case material Zinc alloy Watch Strap Specifications 22mm Silicone Strap (Detachable and Replaceable) Product weight 59g Waterproof grade IP67 Battery life 5--7 days (depending on usage scenario) Charging time ≤ 2H Compatible with smartphone systems Android 5.1 or IOS 8.2 and above, supports Bluetooth 5.0 BLE system APP name FitCloudPro Watch Firmware Language24 languages (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) APP Language24 languages (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) Packaging Packaging size: 165*74*24mm CPU Realtek8763EWE RAM 578KB ROM 640KB External Flash External 128Mb Heart rate chip HX3605 Acceleration Sensor STK8321 Geomagnetic Support Bluetooth BLE5.0 Display Screen 1.46" 360*360 IPS Display Screen 2 physical buttons (with encoder) Touch Control Full Screen Touch Battery 450mAh polymer battery Charging method USB magnetic charging Built-in dial Built-in 5 dials, support for custom dials, support for dial downloads Basic functionsData, exercise, exercise records, weather, information, women, music Alipay, Side Bar, Stopwatch, Timer, Alarm Clock, Payment Code, Business Card, Calendar, Calculator, Find Phone, Camera Bluetooth call connection Connect once Health Management Sports Monitoring, Sleep Monitoring, Heart Rate Detection, Breathing Exercise Sports Mode: 9 sports modes on the watch and numerous sports modes on the app Call, dialing, frequently contacted people, call history, voice assistant, Twitter, Skype Firmware Upgrade: The watch's firmware can be upgraded via the app over the air