This Amcrest GPS tracker is plugged directly into the vehicle's OBD-II port. It provides one-minute update to your server with upgrades that are available as an option (15sec and 30 sec). Since the discrete 4G GPS tracker is powered directly by its OBD port, you'll not have to be concerned over running low on battery. Join multiple devices into one account to monitor multiple vehicles (Separate subscription is required).

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