|PETCO Animal Supplles||SureFlap Microchip Pet Door, Brown||
The new SureFlap Microchip Pet Door identifies your pet by reading their unique identification microchip, it is the first to be designed to meet the needs of large cats and small dogs. Flap opening 7" (H) x 6 11/16" (W). Simple one button programming. Compatible with 9,10 and 15 digit microchips.