The Marl 514-114-20 is a LED indicator with IP67 environmental protection, a prominent style, a hole size of 12.7mm, a brass construction, and a ØLED of 10mm. It is a high-quality, reliable LED display ideal for a variety of applications. It is sturdy, waterproof, dustproof, and durable, making it perfect for harsh conditions or extreme environments.The bright LED provides maximum visibility and can be seen even in low light or at night.