The LandAirSea OVERDRIVE Real Time 4G LTE GPS telematic device helps you keep up-to-date on your most important assets. Its waterproof design with a built-in super-strength magnet, and an extended battery that provides you 3 to 4 times the battery charge as the Best-Selling LandAirSea 54. Receive text and email alerts, track the device's location on a map, and view historical playbacks. The easy-to-use GPS tracker gives you multiple methods to stay in the know wherever it is located. Battery Life: In Motion Tracking Mode (Tracks all movements at programmed frequency) Update Frequency : Estimated Driving Hours of Battery Life 3 Minutes - 120 hours 1 Minute - 110 hours 30 Second - 105 hours 10 Second - 90 hours 5 Second - 78 hours 3 Second - 72 hours Timer Based Tracking / Energy Saver Mode (Location updated at a set frequency) Reporting Frequency : Estimated Battery Life 24 Hours - 2.5 Years 12 Hours - 2.0 Years 8 Hour - 540 days 6 Hour - 420 days 4 Hour - 270 days 2 Hour - 180 days 1 Hour - 90 days 30 Minute - 45 days