SportDOG SportTrainer Expandable Dog Remote Trainer 3/4 Mile Wellness This pet door's flap was

This pet door's flap was also created with innovative design to keep your Ideal Pet's ears

Flap Opening: 10

Spring-loaded height adjusts automatically from 76

High-sensitivity GPS and GLONASS satellite reception has the ability to track in more challenging environments than GPS alone

Works with the original Wireless Pet Containment System (PIF-300) and Receiver Collar (PIF-275)

SportDOG SportTrainer Expandable Dog Remote Trainer 3/4 Mile Wellness This pet door's flap wasFeatures an easy to read OLED screen that clearly displays the selected dog, static stimulation level, and mode, as well as battery status. Large plus minus buttons make toggling among dogs and changing stimulation levels a breeze, making the SD 1275 especially suited for multi dog hunting situations. With SportDOG Add A Dog Collar Receivers, the remote trainer can be expanded to control up to 6 dogs at once. 10 levels of static stimulation, as well