This is a discreet and powerful vechile tracking device that magnetically attaches to any vehicle. It uses the Global Positioning System (GPS) to record vehicle movement, speed, route, location and duration of stops. This information can be downloaded and displayed on a digital map on any computer for viewing vehicle activity in precise detail. The activity logs can be printed for detail review. This equipment is discreet in a water-resistant case. Operates up to 18 days on internal AA batteries. The built-in motion detector starts and stops the logger. It will save location on every 10, 20 30 and 60 seconds. The unit can de magnetically attached to vehicle, download data to a computer with serial port and use with precision map for U.S. This system doesn’t require cell phone or internet service. There is no operating cost.