Feature: Multi-function: it can detect heart rate/steps/calories/Blood Pressure/blood oxygen/multiple exercise patterns/precise sleep monitoring/female physiological cycle, etc.It can share data to WeChat, QQ, LINE, Facebook, Twitter, KaoKao Talk, WhatsApp, Skype, etc.IP67 waterproof rating, don't worry about the water will enter into it.The strap was made of high quality material, anti-fall and not easy to break,durable use.Other functions: turn on the lights, make a phone call, leave a message, alarm clock, shake the phone, search the phone, etc.Simple and stylish design, suitable for a lot of accasions,such as office, home, travel, party and so on. Specification:Chip: Alliance 52832Flash: XT25F32BDFIGT 32M bitScreen type: TFTScreen size: 0.96inchResolution: 160 * 80Contact type: single point capacitor contactBluetooth: BT4.0Battery: 105mAh polymer batteryCharge type: USBWaterproof rating: IP67Charging time: 2 hoursDurability time: 7 daysLanguage: Multiple languagesExternal material: computerStarp material black: TPUSystem: Android4.4 or above, IOS8.2 or aboveApplication: H Band Package List:1 * Bracelet1 * Instruction manual