The inner door reinforcement adds extra layer of defense, making it harder for unauthorized individuals to gains entry The features a childproof mechanism that prevents children from the door, ensuring their Great for use on various door, including exterior, interior, and apartment door, this versatile security option for different settings , this can be easily set up without professional assistance Make from aluminum alloy, this door security is builted to bear significant force, providing strong protections for home, Manufacturer: Nucelit