K37 Military GPS Smart Watch Men 360*360 HD Screen Heart Rate IP68 Waterproof Sports SmartWatch For Xiaomi Android IOS K37 Smart Watch The earbuds fit the human

The earbuds fit the human ear pinna

5mm Stereo

List of products: USB Type-C cable

Battery: 350 mAh/4

K37 Military GPS Smart Watch Men 360*360 HD Screen Heart Rate IP68 Waterproof Sports SmartWatch For Xiaomi Android IOS K37 Smart Watch The earbuds fit the humanMELANDA K37 Military GPS Smart Watch Men 360 * 360 HD Screen Heart Rate IP68 Waterproof Sports SmartWatch For Xiaomi Android IOS Descriptions: * APP Name: Infowear * Screen: 1. 32 inch,360*360 resolution * Battery: 480 mAh * Charging time: about 2 H * Working Time: 5 10 days,standby 40 days or so * Waterproof rating: IP68 waterproof Features: * Multiple watch faces pushing,Customized watch faces,BT music,Weather,Heart rate detection Blood oxygen