Amcrest Magnetic Weather Resistant Case for Amcrest AM-GL300 GPS Tracker High Quality Weather Resistant Magnetic Case for the Amcrest Professional Grade Portable GPS Tracker (AM-GL300). *Amcrest Professional Grade Portable GPS Tracker sold separately* Amcrest Magnetic Weather Resistant Case for our GPS Tracker is manufactured to the highest quality control standards, and warrantied for one full year when purchased from Amcrest Authorized Retailers. Enjoy peace of mind knowing that if your product ever needs warranty service, it will be replaced promptly from our U.S.-based operation. Along with our 1 Year Domestic Warranty, we also provide every Amcrest customer with free Lifetime Support.