Garmin Battery Packs for T 20 & TT 25 Dog Devices Day-Glo remotely operated beacon lights on

remotely operated beacon lights on the dog device to help locate your dog in low light

5 seconds to your compatible handheld receiver

Reversible

Range: Up to 500 yards

he knew his hands were full

Garmin Battery Packs for T 20 & TT 25 Dog Devices Day-Glo remotely operated beacon lights onGarmin Battery Packs for T 20 & TT 25 Dog Devices are available in standard and extended. The standard battery pack is the same as the battery that came on your T 20 or TT 25. It allows up to 68 hours using dynamic update rate. The extended battery pack is an upgrade on the battery that came on your T 20 or TT 25. It allows up to 136 hours using dynamic update rate.