The Garmin Astro 900 is a GPS dog tracking system that allows you to keep track of your hunting dog's location and movements in real-time. It comes with a handheld device and a collar that attaches to your dog's neck. The Astro 900 uses GPS and GLONASS satellite signals to track your dog's location, even in remote areas. It also has a range of up to 5 miles, making it ideal for hunting in large open areas. The device is rugged and waterproof, making it suitable for use in all weather conditions. Our range of screen protectors for the Garmin Astro 900 helps to protect the device's screen from scratches and damage, ensuring that it remains in good condition for longer.