Product Features Selling Points: 2.2 Biggiest display, Add Compa, Altimeter, movement game download, background app task management, APP skin changing, APP sport track video,SOS alert, Album Watchface, video watchfaces and watchface lock Main FeaturesSelling Points: 2.2 Biggiest display, Add Compa, Altimeter, movement game download, background app task management, APP skin changing, APP sport track video,SOS alert, Album Watchface, video watchfaces and watchface lock Main Features: 500and watchfaces free download, wirele charging, Bluetooth call, IP68 waterproof, voice aistant, NFC acce control, independent ringtone, independent clock, Always ON screen, bedside lamp, female physiology, body temperature, heart rate and ECG, blood preure, blood oxygen, sleep, step counting, Bluetooth camera, Bluetooth music, friends, payment code, calculator, phonebook, weather, stopwatch, timer, alarm , Pinlock, flashlight, maage. Platform: RTL8762D Basic frequency:90MHz RAM:192KB ROM:64MB Quality Standard: GB4943.1-2011 GB or T22450.1-2008 Case: Alloy Vacuum Plating Strap: Original 49mm, with switch button Charger: Wirele charging Green Product: CE and RoHS certificate Color: Titanium color and Space gray Display: 2.2inch IPS screen, 240x294 pixel Touch panel: Multiple touch Notifications: Calls, Email, SMS, WhatsApp, Wechat etc. Heart Rate: Auto 24H monitor Pedometer: Daily steps counting, calorie burn morning Sleep Monitor: Objective and scientific quantification to record and analyze your sleep conditions, every night from 9 a.m. to the next day automatically turned on Bluetooth: BT 3.0and5.0 Battery: 350MAH Lithium ion polymer battery, wirele charger, 150mins to full charge Vibration: Support Watch Languages: English (default), Spanish, Portuguese, Arabic, Greek, Hungarian, Polish, Thai, Japanese, Korean, Indonesian, French, German, Czech, Dutch, Turkish, Italian, Ruian, Farsi, Vietnamese, Ukrainian, Hebrew