Built-in spring plunger, you can simply press the door to lock or unlock with a soft close buffer. Eliminates the need for handles or knobs. Create the clean, seamless appearance of no buttons. Suitable for use with hinges without self-closing function. Recessed Installation and Power Spring: The inner core of the spring can be installed recessed into the cabinet door separately. Save space and more beautiful. The larger, thicker heavy-duty spring mechanism has strong enough tension to make this push opener an exceptionally durable and timeless choice. Guarantee a lifespan of up to 20,000 times. Long Stroke With Magnetic: Long stroke with built-in magnet, magnetic force ensures a secure closing point which makes the door more securely united and no more "drifting open" doors. Make this push latch more suitable for medium-sized doors. Easy To Install: You can install the ultra-thin strike plate without drilling the screw holes using the supplied adhesive. Also come with strike screws. Fixing two screws in the bottom bracket. For exterior door, 1-7mm compression stroke should be reserved during installation. Easy to disassemble: After installation, lifting the front magnet tip for disassembly. Before installation, using a flat blade screwdriver open the tail for disassembly.