STRONG DESIGN: Designed to withstand 800 lbs. of force. The door reinforcement lock is heavy-duty construction, very solid and secure. Fits on any thickness of doors. Helps to protect anyone opening the door from the outside, increasing your home security and keeping you and your family safe KEEP YOUR HOME SAFE: Upgrade night lock design make you feel safe with the extra protection. 12 times stronger than a normal deadbolt to against being kicked in. Secure lock guard your home safe. Not only prevent break-in but also easy open in case of emergency CHILD PROOF: The spring-loaded design makes this door latch a child safe; It can be installed higher on the door where your children cant reach. Works good for keeping a child from sneaking out the front door EASY TO INSTALL: Included hardened screws make installation a breeze. Use power screwdriver and drill to mount security door lock on your door frame, finish DIY door lock installation minutes EASY TO USE: Easy to lock and unlock. No tools required, just a little practice. Not only prevent break-in but also keep you child proof 2 Pack Door Reinforcement Locks with 8 Screws Home Security Door Lock STRONG DESIGN: Designed to withstand 800 lbs. of force KEEP YOUR HOME SAFE: Stop anyone opening the door from the outside, increasing your home security CHILDPROOFING: Installing higher on the door where your children cant reach, Work as Childproof door lock EASY TO INSTALL AND USE: Easy to open or close, No keys required