Descriptions: It can be used by the seniors, patients, the disabled, kids, firefighters, and can be applied in mountaineering, outdoor tour, outdoor duty, military training, etc.
Model:HP503
Main functions 1. Real time tracking 2. SMS/GPRS Tracking: Capable of text message tracking (SMS) or internet tracking (GPRS) 3. Listern in the tracker 4. Emergency button for help 5. It can store 3 alarm numbers 6. Low voltage alarm 7. GPRS blind area compensation 8. Set electronic fence 9. Open and close e-fence function 10. Dual-channel transmission