Bluetooth Waterproof S3 Smart Watch

Specifications: Language:  English Function: Passometer, Sleep Tracker, Message Reminder, Heart Rate Tracker, Fitness Tracker Band Material: Silica Case Material: Alloy Compatibility: All Compatible Application Age Group: Adult Touch Screen: Yes Screen Type: OLED Band Detachable: No Waterproof Grade: Life Waterproof Screen Style: Rectangle/Square-shape Features: Bluetooth Version: Bluetooth 4.2 Waterproof: Yes Alert type: Vibration Bluetooth calling: Phone call reminder Groups of alarm: 5 Health tracker: Pedometer, a Heart  rate monitor, Sleep monitor Messaging: Message reminder 0.96 inch 64 * 128 vertical full screen Built-in polymer rechargeable lithium battery 90MAh, standby time about 5 days heart rate test: Dynamic heart rate, the highest heart rate / minimum heart rate alarm APP GPS trajectory: GPS track history, movement trajectory sharing (calories, time, distance, speed) Remote camera control: Opening the APP camera mode to remote control the camera Multi-motion