Warm tip: after receiving the product. Charge for 2 hours before starting up. Download app wwfit Then pair the connection. Operate against the video. Highgrade premuim Apple watch 8. APP:WWFIT Special selling points: note boot apple logo 1. "Double key operation with encoder" 2.1.75 large screen without viewing angle and border, 320 * 385 resolution 3. Support Bluetooth dial-up call, real-time pedometer and siri 4. 5 sets of UI 5. Apple 1:1 42mm-44mm general specification 6. Support multi language 7. Support health monitoring of heart rate, blood pressure, , 8. Support Siri voice control, watch music playing, calculator, calendar, stopwatch, alarm clock and other functions“ major function Call function: Bluetooth answer / reject, common contact list, call record, caller ID Exercise monitoring: pedometer (exercise time, mileage, calories), exercise mode (walking, outdoor running, mountain climbing, cycling, basketball, badminton, table tennis, football) Health monitoring: heart rate / blood pressure / measurement, sedentary reminder, sleep monitoring Intelligent reminder: Caller ID / reminder, information push (SMS / QQ / wechat / Skype / Facebook / twitter / line / WhatsApp) Other functions: flip wrist bright screen, low power mode, mute mode, anti loss, shake to take pictures, Bluetooth music playing, stopwatch, alarm clock, calendar, calculator App language: English, French, German, Spanish, Portuguese, Italian, Russian, polish, Turkish, Arabic, Thai, Hebrew, Japanese, simplified Chinese, Vietnamese, Romanian Bracelet / watch language: Simplified Chinese, English, French, German, Spanish, Portuguese, Italian, Russian, polish, Arabic, Thai, Vietnamese, Japanese, Romanian, Turkish Rotary keys, games, water reminder, , exercise mode (outdoor running, healthy walking, mountaineering, indoor running), heart rate, message reminder, calendar, Facebook, watchapp, twitter, calculator, call record, SMS push, Bluetooth music, sleep, monitoring, step counting, remote photo taking, alarm clock, setting, Siri, find mobile phone, dial, address book, blood pressure, multi menu style, hand up and bright screen. Product parameters: System requirements: android5.0+ / ios10.0+ Call Bluetooth: BT 3.0/4.0 Screen display: 1.75inch-IPS: 320 * 385 Flash memory: 128MB + 128MB Battery capacity: 250mAH Touch type: full touch screen + double buttons Waterproof rating: IP67 waterproof APP: wwfit Dimensions: 44*38.4*1.1mm Package Included: * 1 x Smartwatch * 1 x Charge Cable * 1 x User Manual * 1 x Watch screen protector(FREE) * 1 x Case * 1 x Extra Strap