Easy to install, no need for screws and drilling. It can be used for various types of doors with a simple design, the design of the furniture is not damaged. • Attach a strong double-sided tape to the back of the part and paste it on furniture. As the magnet lock approaches the drawer, the lock opens immediately. Closing the drawer automatically locks it. • You can lock the storage space of cabinets, cupboards, drawers, etc. with a structure that is difficult for the baby to open. It helps prevention of mischief by children who love and earthquake countermeasures. • Powerful magnetic magnet and powerful 3M type tape, opening and closing can be done without problem even through a cabinet panel with a thickness of 30 MM. • The lock can be opened directly for a long time. When you press the switch on, you do not need a key and you can open the door directly. It is simple and user-friendly design. (We do not recommend using this function around children.)