Bluetooth Smart Watch, Heart Rate Monitor, Blood Pressure Fitness Tracker Watch, Detachable Waterproof Bracelet, Sport Wristband Feature: Swipe to turn pages, quick touch Automatic monitoring of heart rate and sleep Long standby time, fast charging, waterproof Support information push More functions: movement distance, pedometer Bluetooth connection, call reminder, message reminder, raise hand to light up the screen, smart alarm clock, remote camera, sedentary reminder Friendly Tips: 1.Please kindly allow 2-3% difference according to manual measurement. 2.Please check the measurement chart before you buy the item. (1inch=2.54cm) 3.Please note that slight difference should be acceptable due to the light and screen.Thanks. Specifications: LCD specification: 1.2 inch IPS full view Touch screen specifications: capacitive touch screen Resolution: 240*240 Speaker: AAC Aluminum Speaker Microphone: Yes Battery capacity: 280mAh large capacity polymer battery Vibration: Yes Side buttons: Power button Home button Charging: Micro USB 5PIN Connector Data Download: Micro USB 5PIN Connector Hardware Platform: MTK6261 Memory combination: 64Mb+128Mb Bluetooth: BT3.OLE Package Contents: 1 X Smart Watch Promise: If the product has any quality problems, please feel free to contact us, we will help you solve the problem as quickly as possible.