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Innovation of new 4G LTE and 4G Cat M1 GPS 4G GPS fleet management. The latest technology 4G LTE Cat M1 GPS fleet trackers for cars, buses, machinery, trailers, boats, containers and more. These new products offer better coverage range and longer backup battery life.
For more details visit us: https://www.eelinktech.com/tk319l-4g-sim-gps-tracker-lte-cat-m1-cat-nb1-with-port-extension-temperature-detection-sos-alarm-power-supply/