Specification Bluetooth Version: BT 5.0   Compatible OS: Support Android 5.1 and above, Apple iOS 8.2 and above   Operating Mode: Full Touch   System Language: Simplified Chinese, English, Croatian, Indonesian, Turkish, Finnish, Thai, Vietnamese, Hungarian, Korean, Polish, Italian, Czech, French, Japanese, Dutch, Russian, Portuguese, Spanish, Ukrainian, Malay, Farsi, Hebrew, German, Arabic   APP Language: Supported push language arrangement (limited to 24-point fonts)   Special Features   Information Reminder   Bluetooth Call   Call Reminder   Message Reminder   APP Notification   Health Monitoring   Heart Rate Monitor   Blood Pressure Monitor   Blood Oxygen (SpO2) Monitor   Women's Health   Breathing Training   Sleep Monitor   Exercise and Record   Multiple Sports Modes   Calorie   Distance   Step Count   Applications   Music Control   Camera Control   Alarm Clock   Stopwatch   Weather   Custom Dial   Dial Market   Brightness Adjustment   Find Phone   Do Not Disturb Mode   Technical Parameters   Waterproof: IP67   Screen Size: 1.508 inch   Material: AMOLED   Resolution: 466 x 466 pixels   Battery   Battery Capacity: 450mAh   Standby Time: About 15-20 days   Using Time: About 5-7 days   Charging Time: About 2-3 hours   Charging Type: Magnetic charging   Appearance & Details   Band Material: Environmental Silicone   Watch Case Material: Zinc Alloy   Dial Size: About 50 x 50 x 16.5 mm   Strap Length: 260 mm   Band Width: About 22 mm   Note: Non-medical equipment. The health test function is for reference only and cannot be used for medical purposes. Packing List   1 x Smart Bracelet   1 x Charging Cable   1 x User Manual