Product Functions：
· GPS tracking online; real-time location search;；
· The two locating models of satellite and base station ensures 24-hour security;
· SOS, electronic fence and historic route are brought under complete control;
· Remote monitoring (dial the tracking number, and you can hear the surrounding sound);
· Blood pressure, heart rate, heart rate interval, maximum heart rate, minimum heart rate, heart vitality, relaxation, and other body index testing;
· Pedometer；
· Voice issuing.。