Garmin Alpha 300Touchscreen and Responsive Buttons for Effective Tracking Introducing the Alpha 300, the ideal GPS device for tracking and training your hunting dogs. Its bright 3. 5" [8. 89 cm] touchscreen ensures perfect readability, even in bright sunlight, across hilly meadows, rocky ridges, and dense woods! The position is updated every 2. 5 seconds, providing unparalleled accuracy. Even with gloves, interact effortlessly with the touchscreen and 6 responsive