Note before installation: This type of rotary latch is only suitable for single door installation, suitable for wooden door, glass, metal door material Screw installation: Although it is cumbersome to install the locker with screws, it can ensure that it will not fall off for decades. Installation direction: The keyboard lock tongue can be installed at will, which means goodbye to installation restrictions Modern design: The sliding door buckle can design passwords, universal for left and right, rotate to open, digital direction design, better read and set passwords Rotary switch: The mechanical password door lock rotates 180° smoothly, and the customized rotation switches to open and close, no key or padlock is needed, and you don't have to remember the key to open the door