【Bluetooth call and message reminder】 This smartwatch is equipped with a speaker and Bluetooth connectivity, allowing you to make or receive calls directly with your family and friends via the smartwatch. It also supports multiple smart reminders, including incoming calls, SMS, SNS messages (Facebook, WhatsApp, Twitter, etc.), daily reminders, etc. This is extremely convenient for your life and you will never miss important information again. 【Heart rate/SpO2/stress/sleep monitoring】 Uses advanced sensors to help you monitor your 24-hour continuous real-time heart rate, blood oxygen (SpO2), stress and sleep (deep/light sleep). All recorded data can be synchronised with your phone for analysis, providing valuable insights into your health and making lifestyle changes easier. 【100+ sports modes and IP67 waterproof】 Offers over 100 workout modes such as walking, running, yoga, jumping jacks, sit-ups, football, etc. During your workout, data such as heart rate, steps, calories burned, distance and time are recorded. The fitness tracker is IP67 waterproof, so you can wear it during outdoor activities, on rainy days and when washing your hands. 【Long battery life and multi-functions】 The smartwatch has a built-in large capacity battery (300 mAh) that can be fully charged in 2 hours, can be used for 12 days and has a long standby time of about 30 days. The smartwatch offers many practical tools such as weather forecasts, stopwatch, timer, music control/playback, adjustable brightness, mobile phone/watch finder, breathing training, smart alarm clock, camera control, women's health, seat reminder, etc. 【2.1-inch full-touch HD screen & wide compatibility】 Features a 2.1-inch full-touch HD colour screen that offers excellent image quality, with many selectable watch faces, and you can also choose your favourite photo as the watch face on the smartwatch. Works seamlessly with iOS or Android smartphones (compatible with iOS 10.0 or higher, Android 5.0 or higher). Specifications: Product dimensions: Wristband: 20.95*2.2cm Dial: 4.75*4.05*1.25cm Screen size: 2.1in Overall size: 25.7*4.05cm Dial weight: 36.3g Total weight: 53.8 g Charging: USB magnetic Battery capacity: 300 mAh Strap material: silicone Package includes: 1*smartwatch 1*user manual 1*USB charging cable With speaker and Bluetooth connectivity for calls and notifications directly on the watch. 24/7 monitoring of heart rate, SpO2, stress and sleep with data synchronisation for analysis. Over 100 training modes and IP67 waterproof rating for activities in any weather. 300 mAh battery, many features such as weather forecast, music control, alarm clock, camera control and more. Large HD screen, many watch faces to choose from, compatible with iOS 10.0+ and Android 5.0+.