Basic Parameter : Watch size : 43.6*36*9.4mm Screen size : 1.69" TFT Resolution : 240*280 IPS Touch type : Full screen touch Color : Black, Blue, Pink, grey Wristband size : Total length 220mm, adjustable length 145-190mm Appearance material : Main body: zinc alloy + spherical toughened glass Wrist strap: silicone watch strap Hardware parameter : Chipset Supplier : RealTek Chipset : 8762C Mobile software app : Gloryfit Compatible System : Android4.4 (inclusive) or above, IOS9.0 (inclusive) or above FLASH memory : RAM:160K ROM:384KB FLASH: 64Mbit Connection parameter : Bluetooth 5.0 Battery capacity : 180mAh Charging time : about 2 honors Life time : Use for 7days, standby for 30 days Major function: Custom dial,weather forecast, step counting, heart rate, sleep, sedentary, mileage, blood oxygen, blood pressure, search, calories, Bluetooth, message push Software features : (APP:Gloryfit) Massive dial download, upload photos, step counting, heart rate, sleep, sedentary, mileage, blood oxygen, blood pressure, mobile search, calories, Bluetooth, information, wechat, QQ and other push,Search function, alarm setting, water drinking reminder, gesture intelligent control, do not disturb mode, reminder mode Support 20 APP national languages: Simplified Chinese, traditional Chinese, English, French, Russian, Indonesian, German, Italian, Czech, Japanese, polish, Portuguese, Spanish, Arabic, Korean Package Contents: 1 x Smart Watch 1 x Manual 1 x USB Charging Cable