FD68 1.3 inch Color Round Screen Sport Smart Watch, Support Heart Rate Multi-Sports Mode Features 1. Wrist optical heart rate, light up when you lift your hand, real-monitoring of heart rate changes. 2. BT connection, stable and no wire needs, convenient and quick. 3. Built-in multiple sport modes, alarm clock, step counting and other practical functions. 4. Eco-friendly silicone watch band, high toughness, skin-friendly, comfortable to wear. 5. Real- body monitoring, included heart rate and sleeping condition. 6. Message remind and transfer at real, control take pictures 7. Tempered glass screen, wear-resistant and -scratching. 8. High definition color screen, it is clear and not dazzling in dark night. 9. Compatibility Android and iOS system, intelligent sport . 10. Built-in USB interface, plug and , universal, prcatical, convenient and quick. Specifications 1. Screen Size: 1.3 inch 2. Operation Way: Press To Control 3. Battery: 60mAh (included) 4. BT Version: 5.0 5. Applicable System: iOS,Android 6. Watch Band Material: TPU 7. Watchcase Material: Alloy Metal + Lastics 8. Way: Built-in USB inter port