1. Durable material: The key of the electric cabinet is made of high-quality material, which is durable and not easy to be damaged. You can use it for a long time. 2. 4 shapes: utility table buttons have 4 shapes, including 2 squares, 1 triangle and 1 button shape. It is functional and can be applied according to size and shape. 3. Wide range of applications: multi-functional buttons can be used as practical wrenches and screws, and are applicable to various valves such as electricity, water, gas, trains, cabinets, elevators, etc. 4. Multi function: The water key can open many things as long as it matches its size and shape; The utility model is multifunctional, and can also be a practical screw wrench. 5. Easy to carry: suitable for carrying by hand or in the pocket. There is a hole in the middle of the cross key. It can be hung on the key ring for easy carrying.