Garmin Alpha TT25 Dog Collar, Dog Tracking and Training Collar

6.75 oz (191.5 g) for transmitter and antenna (without collar)

9.26 oz (262.712 g) total weight (with collar)

Standard battery pack (included):

- Up to 68 hours using dynamic update rate (default mode)
- Up to 25 hours with 2.5 second update rate
- Up to 84 hours with 2 minute update rate

Extended battery pack (sold separately):

- Up to 136 hours using dynamic update rate (default mode)
- Up to 50 hours with 2.5 second update rate
- Up to 168 hours with 2 minute update rate