Item description: Model: GT5 Resolution: 240*240 Battery capacity: 150mAh Charging time: 2-3 hours Charging: Wireless charging Bluetooth version: 5.0 Screen size: 1.28 inch IPS APP name: HryFine Strap width: 22mm (Different style strap with 22mm width can be changed) Diameter of the whole device: 44 mm Android 4.4 and above and iOS 8.0 and above are supported Functions Bluetooth calls and music playback 24-hour heart rate monitor Sports features: All-day activity monitoring 5 training modes (walking, running, cycling, jumping, climbing) Chronometer Sports data report Set sport goals Calories, mileage, steps Health Features: 24-hour heart rate, blood pressure and blood oxygen monitor Sleep monitor, tracking and milestones Reminders to move Reminder to drink water Life Functions: Bluetooth call Reject the call Incoming call reminder Message Notification (Message, Facebook, Twitter, Line, WhatsApp, KaKao talk, Skype, Instagram, etc.) Alarm clock weather Shutter function Control the music Camera control Find the clock No Disturb Mode (No Disturb Timing, Turn Off Watch Vibration, Turn Off Information Reminder) Low battery reminder Raise your hand to increase screen brightness GT5 smartwatch languages English (default), French, Arabic, German, Indonesian, Italian, Malaysian, Persian. Spanish, Russian, Vietnamese, Czech, Turkish, Polish, Portuguese, Greek, Hebrew, Filipino, Thai, Chinese, Dutch, Finnish, Ukrainian, Swedish, Hungarian GT5 Bluetooth Calling Smart Watch Sports modes Bluetooth calls Heart rate monitor Music management Complete set: Smart Watch GT5 Charging cable User Guide