Product parameter Screen: screen size 1.54 Touch screen: full touch screen Battery: 180Mah Charging method: charging clip Waterproof rating: IP67 Hardware parameters: Bluetooth: BT 4.0 Bluetooth call: BT 3.0 System version: Android 5.4 or higher iOS 8.0 and above Software function: Answer/reject calls/make calls, heart rate monitoring, blood/blood oxygen pressure monitoring, sleep monitoring, sedentary reminder, port pedometer/calorie consumption/recording/exercise time, call reminder and display, message push and display, remote control Camera, HryFine Step, distance, find phone, language switch, wake-up function Language: The bracelet supports the following languages: Simplified Chinese, Italian, Portuguese, Polish, Spanish, French, Greek, Hungarian, Russian, Turkish, Dutch, German, Vietnamese, Finnish, Ukrainian. Arabic, Persian, Thai,Filipino APP (WearFit 2.0) supported languages: Simplified Chinese, Italian, Portuguese, Polish, Spanish, French, Greek, Hungarian, Russian, Turkish, Dutch, German, Vietnamese, Finnish, Ukrainian. Arabic, Persian, Thai,Filipino Package Included: Host, charger, wrist strap, manual, box After receiving the watch, please charge it first. Because after a long period of logistics, the battery of the watch is low. Before use, please scan the QR code on the manual to download the app, and then connect it to a watch with APP.