[SECURITY] After closing the latch, it can be slid into the center of the two concave baffles to prevent theft and opening from the outside. Ensure safety. [HIGH-QUALITY MATERIALS] The latch is made of high-quality stainless steel, which has the function of anti-rust and anti-corrosion. This makes it more durable. It can be used indoors and outdoors. [DATA PROCESSING] The surface is brushed and polished, very smooth, no burrs. The position of the countersunk hole screw is designed to be beautiful and generous, and the adjustment screw does not protrude. At the same time, the edges and corners are smooth and will not hurt anyone. [UNLIMITED INSTALLATION] The door lock can be installed in two directions and can be opened to the left or right. (There are 8 assorted screws in the package, which are very easy to install) [SCOPE OF APPLICATION] Suitable for doors, windows, changing rooms, bathrooms, pet doors, cupboards, etc. Better protect your privacy and security and that of your family.