2 Pack Door Chain Lock Stainless Steel, Security Door Chain For Inside Door, Premium Thickened Chain Door Lock With 12 Screws

What it does: This ty lock allows the door to open slightly for viewing and ventilation, and can be installed out of reach of children so they can't open the door on their own, providing additional child- door security. It also prevents pets from opening doors or leaving gaps for pets to pass through.Applicable: This door lock is also applicable to your hotel and apartment to prevent unauthorized persons from entering, protecting home security during travel, home, bedroom, hotel, apartment security.Dimensions: This ty lock and chain can be used on all types of doors and can be placed above or next to the door frame. The lock is 3.4 inches long and the chain is 7.35 inches long. It has 8 welded steel chains with gong wire and requires fasteners to complete the installation.Simple installation: Just measure, mark the position of the door after it needs to be drilled and a few minutes of free time, and give you 12 extended screws. the installation is convenient and you can purchase with confidence.Note: Please refer to the picture size before ordering and compare it with your requirements.