The smart watch could detect your location and track your position.

SIFIT-3.6 Bluetooth Activity Tracker Wristband Pedometer with GPS
$69.00
GPS TRACKER SMART KIDS
Bluetooth PedometeR
Add to cart
SIFIT-7.8 Smart Heart Rate Monitor Pedometer With Bluetooth
$69.00
24H Real Time Heart Rate Monitor
function :Activities Record/Sleep Monitoring / Remind Alerts/ Anti-lost / Remote Camera Control/HRM
Add to cart
SIFWATCH-6 Smart Watch Bluetooth Pedometer SOS Button
$179.00
Heart Rate Monitor for Elders, Sends data via GSM, Smart Watch With , GPS, SOS, Bluetooth.
Add to cart