New design uses radio frequency technology to activate cat door.  Many features to help you control access for your cat and track your cat, including timer function which allows you to keep the cats in when you want to.  Frames and flaps are strong polycarbonate and plastic and have brush weatherseal.

• includes 2 collar key discs
• controls individual entry and exit to keep other animals out (unlocks when your cat nears and re-locks automatically after cat enters or exits)
• LCD display shows selected entry and exit lock status, cat location, and time since last used
• time function controls access for all your cats in at night
• see-through insulated flap with weatherseal
• operates on 4 AA batteries (not included)
• Available in White or Brown
• up to 8 cats (18 lbs.)