Computer based system using global positioning satellite technology for tracking vehicles, vessels, and other mobile assets, comprising wireless transceivers, global positioning satellite receiver, antennas, motherboard, central processing unit, integrated circuits with embedded programming to operate battery chargers, battery charger, battery, metal chassis, input and output computer ports for peripheral devices, sensors for detecting and monitoring fuel level, refrigeration level, tether and untether, door open or close, loaded or unloaded, volume of load, temperature, and engine status, and embedded software for interpreting and processing information received from the system hardware, for mapping, configuring, and managing mobile assets equipped with the system hardware, for sending information from mobile assets equipped with the system hardware to a central location, for managing the recharging of the system's batteries, and for determining when information should be received from system hardware, for formatting information received from system hardware, and for controlling the frequency at which the system hardware transmits information to a central location

and communications services, namely, providing a communications link from vehicles, vessels and other mobile assets to a central location using wireless networks and global positioning satellite (GPS) technology to provide voice and data communications and location and event reporting among mobile assets and a central location