Power Pet® Roll Up, The Smart, Reliable Pet Door (Large - Wall Mount) Battery:AC With Rechargeable Battery Back-up (+$69.99) 500-feet of Ultra-Wire

500-feet of Ultra-Wire

No other pet door seals better or is more energy efficient that a duraflex

This battery has been designed by the developers of the original Fully Automatic Power Pet Doors and safely powers your MS-4 and MS-5 electronic pet collars

longer life and less chance of wire breaks

flap design made of interlocking segments that provide horizontal rigidity to fully compress seals on the sides of the flap

Power Pet® Roll Up, The Smart, Reliable Pet Door (Large - Wall Mount) Battery:AC With Rechargeable Battery Back-up (+$69.99) 500-feet of Ultra-WireBuilt on Proven Technology Designed for Elegance, Built for Performance The revolutionary new Power Pet Roll Up door brings smart pet access technology to a whole new level. This WiFi enabled, collar activated pet door is the first of its kind, featuring a motorized roll up design with a patented flap that is strong and rigid when closed but rolls up into a compact compartment within the casing providing pet owners with a full size automatic pet door