To use this application you must have a user account. For more information visit shadow-tracker.net Shadow-operation Tracker is simple. The tracking system is installed in the vehicle. This device, equipped with internal GPS, GSM antenna, antenna is in continuous communication with the server through the data card installed. Sends information in real time what is happening in our vehicle. This information is processed on the server, and makes reaching the user via the mobile application. The device sends information of the position and state (engine on, off, moving, etc.) every 10 sec. or 300 m. If an alarm is triggered or an action is sent, shipping is immediate.