Accurate Activity Tracking Watch-The watch will accurately track your all-day steps, calorie consumption, distance, heart rate. It also supports 160 of your other exercise patterns and will connect to the GPS of the smartphone to draw the map applied in the associated application. [Smart Watches for iPhone Android Phones] - This watch is compatible with most iOS 8.0 and Android 4.4 above smartphones (not for PC or tablet). of email and messages and read them directly on the watch.This watch can fit a wrist from 6.5 to 9158 inches (perimeter), suitable for men, women and children. Sleep Tracker with More Convenient Tools-This watch will automatically detect and track your sleep, and analyze your sleep quality. , sedentary reminder, stopwatch, timer. ModelZeblaze GTS Water ResistantIP67 Waterproof Screen Size: 1.54 inch Screen Type: IPS Color Touch Screen Compatible OSAndroid and iOS Compatibility: Android 4.4 / iOS 8.0 and above system APPDa Fit APP Language: English, Portugus (Brazil), Portugus (Portuguesa), , Espaol, Italiano, Franais, Deutsch, , , Arabic Sensor Heart rate sensor, proximity sensor, accelerometer. Battery typePolymer lithium battery Battery capacity: 240mAh Standby time: 10 days (basic watch mode); 7 days (daily use mode); 220 minutes (Bluetooth call modes) Charging timeAbout 1.5 hours Outstanding Features: Bluetooth calls (receive/make call), heart rate monitor, blood pressure monitor, blood oxygen monitor, step tracker, calorie burn tracking, sleep and step tracking, exercise tracking, daily step goal, real-time pace and distance, goal celebrations, motion reminders, smartphone notifications, countdown timer and stopwatch, alarm clock , multi-watch faces, wrist rotation detection, music control, shake to take a photo. Alert typeVibration Case material: ABS, PC Band material: silicone Dial size: 43*37*11mm Product weight38g Package content: 1 x GTS, 1 x Cable, 1 x User Manual (English, Deutsch, , Espaol, Portugus, Franais, Japanese.)