4G GPS Watch Locator With Optional Blueooth 5.0 Module

It's an innovative 4G LTE GPS tracker watch with health monitoring functions, such as heart rate, blood pressure, blood oxygen, temperature, and pedometer. It has 2 bands versions suitable for different areas:

EU frequencies:
GSM band 900/1800
4G LTE B1, 3, 7, 8, 38, 39, 40, 41

US frequencies:
GSM band 900/1800
4G LTE B2, 4, 5, 7, 12, 17

Long press the SOS button on the right side of the watch for 3 seconds to make call to SOS numbers. When SOS function is started, the device automatically sends a SMS with wearer's location and emergency information to pre-set SOS numbers first, and then make phone call to them in turn. Up to 3 SOS numbers and 20 friends numbers can be set.