The Garmin 0101302300 Extended Battery Pack Black Compatible W/ Alpha T20/Alpha TT25 is a user-replaceable power upgrade designed specifically for Garmin Alpha T20 and Alpha TT25 dog tracking collars. Built with Garmin’s rugged outdoor heritage, this extended pack delivers significantly longer run time while maintaining a compact, low-profile form that integrates cleanly with the collar housing.

This model is ideal for extended tracking sessions where you need your Alpha system to stay powered for long days in the field. Providing up to 136 hours of operation with dynamic update rate, it reduces the need for frequent recharging and battery swaps, helping you focus on your dogs and your hunt or training session. It is a practical choice for handlers who rely on Garmin’s proven reliability and thoughtful engineering.

• Manufacturer: Garmin
• Model: 0101302300 Extended Battery Pack
• Color: Black
• Compatibility: Alpha T20 and Alpha TT25 collars
• Battery Life: Up to 136 hours using dynamic update rate
• Design: User-replaceable extended battery pack