This Dogtra Pathfinder2 Mini TRX Additional Receiver GPS Tracker Dog Collar in Blue is perfect for hunting enthusiasts who want to keep track of their dog's location. Made of lightweight and waterproof plastic material, this receiver collar has a range of up to 4 miles away and provides direction measurement. Its battery life lasts up to 20 hours, making it a reliable option for long hunting trips. Equipped with Bluetooth connectivity and a mobile app, this Dogtra Pathfinder2 Mini TRX Tracking Collar Receiver GPS is compatible with smartphones and tablets. It features a battery level indicator and free updates for added convenience. Ideal for hunting dogs, this collar is sensor-enabled with GPS and can be used for various hunting activities.