... and engine cut by SMS. 4.SOS alert, Monitor Global gsm gprs vehicle gps tracker BriefBased on the GPS satellites and GSM ... various remote targets.Locate precisely, Be widely applied in safeguarding vehicle,old,child,Pet,and managing personel; Track covertly etc. ... on the working mode). Application:1. Used in vehicle rental, outer equipment etc.2. Monitor and protect the child, old, disabled, pet ...