Material: Stainless Steel Total Size: 20x50x70mm Easy installation, stable connection Special design door lock, good for home security Scope of application: all kinds of wooden doors, stainless steel doors and windows /p>Note: The data are all measured manually. Please allow an error of 1-3 cm. Due to the difference between the light and the display, there is a certain color difference, which is subject to the actual object received.