1.Adaptability: Suitable for most interior doors, including anti-theft doors, wooden doors, aluminum alloy doors, etc; Both the entrance door and balcony door can be used.
2.Unlocking structure: Special structural design, elliptical rebound and flipping structure of the snap spring, to prevent children from easily releasing it;
3.Safety: Made of high-strength aluminum alloy for aviation, it can withstand an impact of 850 pounds on doors and can accommodate up to 5 self tapping screws. Durable and sturdy.
4.Installation: Suitable for inward opening doors, with a door gap greater than 0.07 inches. The wooden door frame can be directly locked with screws, and the metal door requires pre drilled installation holes to be installed with rivets or screws.
5.Tip: It is not recommended to install it on windows or glass doors.
