... GPS Watch tracker for kids security, senior citizen monitoring, people locator Gps Bracelet Tracker Gps Wrist Tracker Gps Pet Tracker Gps ... mobile station class BGPS chipJRC high sensitivity GPS chip groupGPS sensitivity164dbmGPS frequencyL1, 1575.42MHPosition ... engine, door), speed, mileage, direction, GSM signal, GPS signal, Longitude, LatitudeMileage1. mileage statistics, can synchronize initial ...