Bluetooth Call Outdoor Sports Fitness Track 500Mah LED light Smartwatch

Main functions:
1.1.53-inch AMOLED display, the screen always shows the time, 360*360 pixels HD display.
2.Outdoor high-precision compass and altitude, outdoor essential.
3.050 mAh large battery, impeccable battery life!
4.HD speaker, one key link bluetooth call.
5.24 hours dynamic heart rate, blood oxygen, blood pressure, support a variety of health monitoring functions.
6.GPS sports tracking location track, your sports butler.
7.LED lighting headlight
8.Military grade quality, 3ATM waterproof, dustproof.