The Closer Pets Microchip 360 cat flap is an advanced cat flap that opens using your cat's microchip or the Closer Pets Microchip Fob 310 Electronic I.D. Disc, sold separately. Programming is easy at the touch of a button, with an LED light illuminating as soon as the microchip or ID disc is detected. The transparent flap ensures a high level of comfort, as many cats find it pleasant. A weatherproof brush seal prevents draughts and the magnetic catch provides additional security. This cat flap is suitable for access by up to 30 cats.