High Tech Pet - Large Power Pet Door for Door and Wall Installations

Features: 

• This smart pet door uses an ultrasonic collar (included in box) that automatically detects your pet and opens the door as they approach. So your pet can come and go freely throughout the day
• The door comes with customizable control with a 4-way access setting of: in only, out only, full access, or closed and locked, and a dead-bolt locking system to block other animals or intruders from entering
• It offers three power modes (AC adapter included, optional rechargeable battery backup, or battery only), so the door can keep working evening during power outages.
• The durable translucent resin panel is built to withstand regular use and accommodates cats and dogs up to 100 lbs.