LandAirSea GPS Tracking System 3100 Quick Overview LandAirSea has a great track record for offering GPS tracking devices.  The GPS Tracking System 3100-INT is one in a long line of quality trackers from LandSeaAir. The 3100 provides piece of mind to parents of recently licensed drivers through its compact size.. It records up to 100 hours of driving. The information displayed can be seen on an animated digital map using Google Earth. It...