LONGEST BATTERY LIFE - 3 AA Energizer Ultimate Lithium batteries offer up to an astounding 5 YEARS of battery life with one locate per day! Not just a tracking device for cars, you can confidently use this as a GPS tracker for other assets as well! Small, light, and inconspicuous..UPDATES EVERY 5 MINUTES - The Oyster car tracker device will update it's location every 5 minutes while moving and once per day when stationary (Recovery Mode Available).INSTANT ALERTS - Receive an instant alert on your phone via text or email if your asset begins to move. Also receive alerts for geofences and low battery..AFFORDABLE, NO COMMITMENT - First Month Free! - Subscription is only $14.95 per month or $149 per year | No Contract | No Activation Fee | US, Canada and Mexico coverage on both 4G and 5G Cat-M1 Towers.MINI CAR GPS TRACKER, WATERPROOF CASE - IP67 rated waterproof and rugged design means your GPS will continue tracking even in the harshest environments. Protect your valuable assets with this vehicle tracking device.