1. Strong magnetic all-around adsorption, no parts lost or disordered. 2. Built-in high-magnetic-force core, uniform magnetic attraction throughout the area. Whether it's micro screws, metal gaskets, clasps, small components of the earpiece, or small disassembly tools, they can all be firmly adsorbed and fixed. 3. Lexible, portable and durable, suitable for various scenarios. It does not take up much space for storage. It is suitable for carrying around or placing on the workbench. 4. The partitioned storage design makes it easy to see and manage. 5. The board surface space is well planned, allowing for free division and placement of different types of screws, disassembly parts, and tools.