As Seen on Breaking Bad - Historical Logging GPS Tracking Device with Magnetic Mount - Portable GPS Tracker and Logger Small pocket-sized design allows for portability and covert placement Powerful magnet mount allows for installation inside, outside or underneath the vehicle Logs the driving speed every second, showing the maximum speed driven for the day Fast USB download - plugs directly into your computer's USB port and compatible with Google Earth The included software provides animated historical playback over a digital street map