Home Security Door Lock, Upgraded Metal Door Lock for Child Safety 3 Inch Supports 800lbs Impact for Interior Swing Doors, Security Door Lock

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  • UPGRADED PROTECTION DESIGN - Made of aluminum alloy, the heavy duty door lock can bear 800 lbs of force, 12 times stronger than a normal deadbolt against kicking. It can prevent the door from being knocked and forced into the house, ensure that any door cannot be opened from the outside, and escort your home.
  • SAFETY AND HOME PROTECTION Use this high security door reinforcement lock for extra security on any swing door of any thickness. It helps to ensure that any door cannot be opened from the outside. It is suitable for front doors, interior doors, bedroom doors, side and garage doors, and basement doors.
  • One-Second Unlocking Grooved design for easy opening of door safety locks from the inside, especially in emergency. Unlocking and locking can be done in one second with a small contact. No tools are needed to open it, just a bit of training. The most convenient and fastest door security device.

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