Spy Spot 2018 New 4G LTE GL300MA Portable GPS Tracker with Real Time Live Locator, Includes Large Extended Battery and Magnetic Weatherproof Case 4G LTE GPS Tracker is the Most Reliable GPS Tracker on the Market. This is the only Portable 4G LTE GPS Tracker Sold Anywhere. 4 Month Extended Battery Included. This is the Longest Lasting Battery on the Market. Charge up the GPS and Extended Battery for the Longest Possible Battery Life. The GPS Tracker Can Update as soon as 1 Minute Intervals.When the GPS is Stationary it will Automatically Stop Reporting to Conserve the Battery. The GPS Tracker Can Update as soon as 1 Minute Intervals.View Detailed Reports from any Smart Phone, Tablet, or Computer. Reports Provide Information Such as Battery Life, Miles per Hour, Exact Location. The Reports are Saved for 6 Months. Weatherproof Case Can Withstand Extreme Conditions of Rain, Sleet, and Snow. The Magnet is Rated at 75 Pounds of Pull Force. $18 Per Month if Purchased with 12 Months of Service & $30 Activation Fee. $24.95 for Individual Monthly Service.