Please provide the Chinese content to be translated.ShellNo Chinese content provided, original return: "的"ProtectiveClassification Level: For ProtectionDust、SolidForeign objects and water have entered the lamp housing, contacting or accumulating on the charged components.PartDangers such as sparks, short circuits, or damage to electrical insulation can occur. There are various types of housing protection methods that serve to protect electrical insulation. The protection level of the housing is represented by a characteristic letter "IP" followed by two digits. The first digit indicates the protection against people, solid objects, or dust, ranging from 0 to 6 levels. Explosion-proof lighting is a sealed lamp with at least a dust protection level of 4, and the second digit indicates the water protection capability, ranging from 0 to 8 levels.