Smart Watch Bluetooth TK25.

Color: Black, Blue, Red
Main function: Bluetooth call+ECG, uric acid, blood lipid, blood glucose research and warning
Screen: 1.46 Retina IPS resolution 360 * 360
Sensors: ECG/Optoelectronic PPG/Body Fat/Gravity/Temperature
Main chip: Realtek 8762D
Bluetooth: Bluetooth LE 5.0
Battery: 280mAh polymer battery
Strap material: environmentally friendly silicone/leather strap/metal steel strap
System languages: Chinese, English, Japanese, and other languages from multiple countries
Supported systems: iOS 9.0 or above, Android 4.4 or above