1、STAINLESS STEEL MATERIAL: Made of premium thickened stainless steel material, durable, sturdy, rust resistant, safe to use, and not easily deformed. 2、EASY TO USE: The level ruler adopts a concave convex design, which is not easy to fade. The ruler has a clear scale. You can use it as a ruler immediately. 3、MULTI FUNCTIONAL: Stainless steel measuring ruler equipped with a horizontal ruler and enlarged green bubbles, capable of measuring vertically and horizontally. 4、COMPACT AND PORTABLE: The stainless steel level handle is designed for convenience, portability, and a comfortable feel. It's very convenient. 5、WIDELY USED: The marking ruler can provide accurate markings and is suitable for electrical and water switches, sockets, and household bottom boxes. It has a wide application.