High quality: Made of high-quality stainless steel, it features high hardness, corrosion resistance, rust prevention, and durability. It is an ideal material choice for our product Safety and anti-theft design: The anti-theft lock is equipped with a spring anti-theft button. The safety chain of the stainless steel door can be opened simply by pressing it, which can effectively prevent outsiders from reaching into the inner hook and falling off the chain, enhancing the safety performance Easy to install: Just install the latch at a higher position on the door to prevent children and pets from accidentally touching it. Install the screws vertically or horizontally. No complicated steps or tools are required, and the work can be completed easily Elegant Design: The surface of our door chain has been treated, with a black matte finish and smoothness, presenting a pure and beautiful appearance. This ensures that the chain door lock is not prone to rust, has a long service life, stable performance, and is suitable for long-term use. Wide application: Door chains can be used as ideal door locks in homes, offices, apartments, restaurants, dormitories, schools, and other similar places. The door chain latch works very well and can be applied in many situations, which is very convenient, Manufacturer: Crozgan