Are you a Garmin Alpha TT25 or T20 user and love your adventures, but feel restricted by the battery life? We introduce you to the Garmin Alpha TT25 and T20 Extended Battery Pack, specifically designed to provide long-lasting power for your devices. This Extended Battery Pack is no ordinary accessory; it’s a powerhouse. Tailor-made for the Garmin Alpha TT25 and T20, it provides you with an astonishingly extended usage time of up to 136 hours when using the dynamic update rate. This considerable extension in operating hours means you can hunt more efficiently for days without worrying about your device’s battery life.

The Garmin Alpha TT25 and T20 Extended Battery Pack is more than just an upgrade; it’s an investment in the safety of your dogs. Empower your outdoor experiences and never let battery life limit your tracking capabilities again. The battery pack comes with the extended battery pack charging clip. You will need a USB-C cable (the one included with your original collar will work).

How to change out the Battery Pack.

    1. Turn off the device: Always ensure your Garmin Alpha TT25 or T20 is switched off before starting the battery replacement process. This is to prevent any data loss or damage to the device.
    2. With a small phillips head screwdriver remove the VHF Antenna Cover then.
    3. Remove the Antenna now with a number 6 star bit and remove the 6 battery screws.
    4. Make sure and remove the gaskets as the new battery will have one. Also make sure and clean any dirt
    5. Applying the new battery. Make sure the new battery fits snug and tighten the 6 screws.We recommend an opposite corner to corner tightening so the battery is tightened evenly.

Remember, it’s recommended to fully charge your new Extended Battery Pack before first use to maximize its performance.