Improved performance This adapter will be used to improve the performance of the microchips reader as part of the installation of the electronic chip door. Petsafe in metal doors and for windows. Energy efficiency This assembly adapter contributes to better resistance to the inclement weather (wind bursts, rain ...) When the cat will be installed on walls or windows. Easy to Installing this assembly adapter is suitable for assembly in windows and PVC doors, simple or double glass (see a glassmaker), on a wall or metal door.