Features- Personalised Screen Display, Colourful Ui Interface Design. Curved Screen 1.3-Inch Large Display, Resolution: 128 * 128 The Message Pushes The Caller Id, Controls The Photo, And Is Convenient For Life Monitor Physical Health Changes, Detect Health Data, Display Risk Status, And Evaluate Results. Specifications: Material: Abs, Pc, Tpu Waterproof Level: Ip45 Colour: Black / Blue / Green / Red / Purple Compatible Systems: For Android 4.4 And Above, Ios 8.0 Or Above Main Functions: Heart Rate, Blood Pressure, Step Counting, Calories, Distance, Sleep Monitoring, Call Reminder, Multi-Sport Modes(Support Walking, Running, Riding, Badminton ) Alarm Reminder, Raise Hand To Bright Screen, Social Sharing (Wechat, Qq, Facebook, Twitter), Etc. Screen Size: 1.3 Inch 240*240 12Pin Tft Screen Bluetooth: 4.0Ble Battery Type: Polymer Lithium Battery Battery Capacity: 150Mah Charging Method: Usb Charging Time: About 1.5H Using Time: 2 Days, 5 Days Standby Data Storage: 1 Month Control Mode: Touch Screen, Mobile App Control Language: Chinese, English, Japanese, Turkish, Spanish, German, Russian, Finnish, Arabic, French, Malay, Indonesian, Korean, Portuguese, Etc. You will receive: 1 X Smart Fitness Tracker