Track and train your four-legged hunting buddy with the Garmin Alpha TT 25 Dog Tracking and Training Collar. This advanced Tracking and Training Collar features a top-mounted, high-sensitivity GPS and Galileo receiver that keeps track of your dog's location, and transmits that location via VHF up to 9 miles away with updates as frequent as every 2.5 seconds. Bright, multi-colored LED beacon lights can help you identify and track your dog in low-light conditions. They can be remotely activated and changed from the Handheld. When paired with one of Garmin's powerful Handheld devices (sold separately), you can track, train and manage your pup or your pack. High-sensitivity GPS and Galileo receiver tracks your dog's location and transmits it via VHF as frequently as every 2.5 seconds Up to 9-mile range 18 levels of continuous or momentary stimulation plus audible tone and vibration Dynamic Tracking offers extended battery life with tracking based on your dog's movement Up to 68-hour battery life using Dynamic Tracking Bright, multicolor LED beacon lights to identify and track your dog in low-light conditions Beacon lights can be remotely activated and changed from Handheld (sold separately) Waterproof to 1 ATM (10m) Lightweight, slim design Collar is universally sized to fit small to large breeds User-replaceable Flex Band Rechargeable lithium-ion battery Receive automatic software updates when Alpha TT 25 is charging and connected to your network with Wi-Fi Order today!