Although the bracelet can monitor heart rate and blood pressure, it can not be used for any medical purpose, it 's only for reference! Main Functions: * 1.3 inch TFT Color Touch Screen * Hardware platform:TLSR8251 ,Metal shell . * Built-in 170mAh battery * life waterproof and dustproof * Sports record: view Step, distance, Calorie Consumption. * Strap can be changed * Support Bluetooth 4.0 and iOS 8.0 version above and Android 5.0 version above More function: * Heart rate, Blood pressure, blood oxygen measurement * Lift your wrist to wake up the screen, change the brightness of the screen * Sleep detection (Sleep time ,Sleep quality) * Clock alarm,Task Reminder (Sedentary reminder) * Remote control camera:shake to take pictures * Weather forcast * Disconnection reminder, Find phone, Find watch. * Call Message reminder, Multiple App information reminder: WhatsApp, Facebook, Wechat, QQ, Twitter, Linkedln, Line, Instagram, Snapchat, Skype. Language: * Watch display language: Chinese, English * APP language: Chinese, Japanese, English, French, German, Italian, Spanish, Russia, Portugese, Korean. * APP name: HappySports Note: * Don't put the watch in water. * After receive the watch, please charge it first. Because after a long period of shipping, the watch has a low battery. * Before using, scan the QR code on the manual to download the app on your phone to connect Bluetooth with the watch. Pictures: