Mini Necklace GPS Tracker MTK6261 Personal SOS Waterproof Protective Cover

Real time tracking
Historical tracking
electronic fence
Emergency call
Phone monitoring
Low power alarm
No disturb mode
Pedometer+Sleep
Android and iOS system supported
Tracking ： GPS+WIFI+AGPS+LBS
Tracking accuracy： GPS 5-15 meters, WIFI 15-100 meters, LBS 100-1000 meters.