SportDOG SD-425X Add-A-Dog Collar Flea and Tick Specially designed hook arrows attach

Specially designed hook arrows attach the mat to the top/bottom of the pet pen quickly and easily

Double High Falling to Low Beep

Gate Width: 126'

Color: White / Black

Set up overlapping circular fields to give your pet greater room to roam

SportDOG SD-425X Add-A-Dog Collar Flea and Tick Specially designed hook arrows attachThe Collar Receiver for FieldTrainer 425X and SportHunter 825X. Add another dog to your current SportDOG Brand electronic training collar system or replace a Collar Receiver with the SDR AXF Add A Dog Receiver Collar. Comes with a convenient docking station that charges the collar in 2 hours. Features: Dog Size: 8 pounds or larger Fits neck size 5" 22" Battery Type: Rechargeable Li Ion