... / UDP data transmission, regional alarm. Product FunctionPersonal GPS,Tracking GPS,Personal tracking,report location,time tracking,SOS,call facility,GSM ... Fieldelder,children,pet and etc.Performance Featurecompact,low power consume,operation easy,rapid tracking speed,support TCP ... /GPRS/CDMAAverage power consume0.8WProduct Size76mm(L) ×44mm(W) ×20mm(H) ChipSiRF Star IIIDigital signal transmit indexuse ...