This product is either discontinued or we cannot get that from suppliers.
Garmin 010-01041-22 Alphagps Dog Tracking, Display 1.53"W x 2.55"H (3.8 x 6.3 cm); 3" diag (7.6 cm), 240 x 400 pixels, Transflective, 65-k color TFT touchscreen, Battery life Up to 20 hours, Rechargeable lithium-ion (included), Memory 4.0 GB.
An invaluable tool in the field, the Alpha 100 helps you achieve optimum performance from your sporting dogs. It combines proven Garmin GPS dog tracking with Tri-Tronics® electronic dog training technology.