Type: Smartwatch Fitness Running Watch, Gender: Men, Women, Model: AW13, Screen (inch): 1.28, Connection: Bluetooth, Waterproof Level: IP 67, Water Resistance Depth (m): 5, Compatibility: Android iOS, Supported Operating Systems: Android, iOS, ROM: Other, RAM: 128MB, Support extend card: No, Capacity (mAh): 280, Standby Time (H): 400-480, Talk time(h): 7, Charging Time (H): 1.5, Screen Type: TFT, Fitness & Wellness: Blood Oxygen, Menstrual Cycle Track, Blood Pressure, Calendar, Sedentary Reminder, Call Reminder, Fitness Tracker, Pedometer, Alarm Clock, Heart Rate Monitor, Sleep Tracker, Activity Tracker, Features: Always on Display, Custom Watch Face, Step Tracker, Anti-lost, Camera Control, Media Control, Hands-Free Calls, Waterproof, Message Reminder, Long Standby, Watch Case Diameter: 46mm Watch Case, What's in the box: Watch Band*1, 1 Watch,