Key benefits Easy installation The package includes a tool set and installation instructions. Simple to assemble and designed to resist breakage with normal use. Automatic self closing When your dog passes through the screen door, the built in mechanism automatically closes the door behind them. A manual locking option is provided to prevent access when needed. Flexible installation and compatibility Works on internal and external screen doors, windows, and any screen area. Not suitable for very thick wooden doors, aluminum doors, or walls. Practical and safe Allows pet access when desired while maintaining control and ventilation in the home. What you get Pet door with built in auto close mechanism Manual locking device Included tool set Clear installation instructions How it works Automatic closure The built in mechanism activates when the screen door is pushed by your pet, returning the door to a closed position automatically. Manual lock The manual locking device lets you secure the door to prevent pet entry or exit when you do not want them to use the door. Installation notes Intended use For screen doors, screen windows, and any screen areas. Limitations Not intended for very thick wooden doors, metal doors (including aluminum doors), or walls. Use scenarios Everyday pet access A household with a dog uses the screen door to allow outdoor access to a yard or balcony while the door closes behind them automatically. Controlled access during safety concerns When you need to restrict your pet from leaving a room or area, use the manual locking device to secure the door. Ventilation with restricted entry In homes where you want continued airflow through a door but keep pets from wandering, the automatic close feature provides convenience without constant supervision. Maintenance and care Check the locking mechanism and hinges regularly to ensure smooth operation. Keep the screen area clear of debris to prevent jams. Follow the included installation instructions for any model specific care guidance.