Features [Secure Your Home] Provides additional safety for your children, this door security lock can prevent children from opening door for strangers. Please install it above the door handle so that your child cannot touch it. [Enhanced Safety] The safety protection lock adopts a spring loaded, child safe, and tamper resistant design, providing higher security and preventing unauthorized entry. [Reliable Aluminum Alloy] Made of premium aluminum alloy, this door safety lock offers reliable strength and resistance, ensuring long lasting use. [Collision Resistance] The 3 inch lock can withstand up to 350KG of internal door opening force, and prevent the door from being kicked open. Improve your family safety. [Easy to Use] To unlock, press the lock up and down, then slide the lock along the side of the door until it can fold outward. Specification: Item Type: Door Security Lock Material: Aluminum Alloy Color: Black Package List:2 x Door Security Lock16 x Screw Package List 2 x Door Security Lock 16 x Screw