The power pet electronic patio pet door for sliding glass doors features a spring-loaded top section for quick installation - just slide your patio door shut against the insert and lock the 2 together with the security locking bolt. A directional sensing system opens the door only when your pet is on a direct approach, not when it is wandering by or sleeping next to the door. The pet door features an automatic retract system for safety.

The power pet electronic patio pet door for sliding glass doors features a spring-loaded top section for quick installation - just slide your patio door shut against the insert and lock the 2 together with the security locking bolt. A directional sensing system opens the door only when your pet is on a direct approach, not when it is wandering by or sleeping next to the door. The pet door features an automatic retract system for safety.