1, GPS location 2, Data sent by GSM/3G 3, Auto collecting and upload data 4, Omni-directional or oriented 5, Welcome OEM Our Product,RFID/GPS ReaderDetails,1, Combine with GPS function, which can know position well2, Data send to serve by GSM/3G network.3, Collecting and upload data from tags automatically4, Provide omni-directional or oriented antennas5, Maximum identification range is 100 ...