Wantech Y20 Smart Watch Heart Rate Monitor Tracker Fitness Sports Watch

-Screen size: 1.28 inch
-Touch screen: Full touch screen
-Bluetooth: Bluetooth5.0
-Water level: IP67
-Battery type: Lithium polymer battery
-Battery capacity: 200mAh
-Charging time: 2 hours
-Bracelet size: 47mm * 12mm
-Charging: Clip charging, 5V voltage
-Package: smart bracelet + magnetic charger + instruction manual
-Tuning platform and requirements: 1.Android 4.4 and above; IOS 8.5 and above; Compatible with Bluetooth 5.0 and higher