Anti-theft door lock and secure window: can be installed on the left or right, twist to activate the mechanism, twist a way to close. heavy duty locking latch: The lock bolt is made of zinc alloy, which is anti-corrosion, durable and ensures quality. Easy to install: This bathroom lock comes with screws to install, working perfectly on both sides of the target, twist to activate mechanism, twist close. Package contents: Screw fixing installation, contains 1x latch and 6x screws. Dimensions: 55 40 23mm / 2.17 1.57 0.91in; Latch Width: 25mm / 0.98 inch Door lock: Suitable for household doors, windows and bathroom, pet doors, windows, covers, etc. Quantity: 1 piece Note: It does not include other things, the color is based on the first picture, and other pictures only show the effect Due to the differences between different monitors, the picture may not reflect the actual color of the article. . due to manual measurement. Please allow deviation. THANKS!