Pets accessable front door which one is best for my wooden front door when I'm away on vacation?

**PET LOVERS I NEED HELP PLS!*** I PLANNING ON A WEEKS VACATION AND I WOULD LIKE TO KNOW THE BEST CAT DOOR TO BUY SO MY CAT CAN GO IN/OUT OF HSE BY HIMSELF. I HAVE WOODEN FRONT DOOR. I'VE SEEN PETSMARTS PRODUCTS AND BLOGS FROM OTHERS AND I REALLY CAN MAKE UP MY MIND."