Used T20 Sport PRO There is a small red

There is a small red indicator light on the battery cartridge

and adaptable experience

The reduced VHF allows for only 2 miles of tracking range with a compatible handheld (sold separately)

and provides built-in sun-protection so you can stay out all day

and a fabric that can cool you down when you're heating up and warm you up when it's cooling down

Used T20 Sport PRO There is a small redNo matter what kind of dogs you run or how you hunt, Alpha T20 is the slim, rugged and universally Garmin dog collar designed to help you build a better dog no matter the breed. The top mounted, high sensitivity GPS and Galileo receiver keeps track of your dogs location, and the Alpha T20 collar transmits that location via VHF up to 9 miles away with updates as frequent as every 2. 5 seconds when used with a compatible Garmin dog tracking handheld