This selector switch with provides a versatile and highly visible interface for controlling your machines,It provides a clear help in setting your machines in various operating modes with a clear visual feedback,It is impact resistant, dust resistant, water resistant and vibration resistant thanks to its IP66, making it ideal for operation in harsh environments,It is easily installed into a standard 30mm diameter panel cut-outs,High performance International standards & certifications (Marine ABS certification, Type 1, 2, 3, 3R, 4, 6, 12 and 13)