PetSafe Single Dog Door Replacement Flap Large Food Built-in timer has two programmable

Built-in timer has two programmable on/off presets

Pet size: 5 - 25 pounds

including Titanium Series

Small Size: Nose Loop 7" - 15"

gentle static correction from the collar to keep him in the yard

PetSafe Single Dog Door Replacement Flap Large Food Built-in timer has two programmableFeatures: Soft, smoked vinyl, single flap for energy efficiency. Replacement flap for the PetSafe Small Classic Pet Door, Small Deluxe Patio Panel Pet Door and old version of Small Wall Entry Aluminum Pet Door Large flap size measures approximately 10" W x 15" H; 4 rectangle bumps at top of flap and 3 magnets at bottom of flap Item Details: Size: Large Dimensions: 10" x 15"