30mm Latching Push Button Switch Big Head Blue DPDT Waterproof IP67 24V LED Constructed from 304 stainless steel and featuring IP67 waterproof protection, this switch is designed for reliable operation in wet or dusty conditions. It holds CE, TUV, and CCC certifications. Dimensions are as follows: head diameter is 22.5mm (0.88 inches), press surface height is 5mm (0.2 inches), and total length is 42.25mm (1.66 inches). The LED operates on 24V DC/AC only and requires a 30mm (1.18-inch) mounting hole. The LED has a rated lifespan of 40,000 hours. This is a 30mm latching push button switch: press once to turn ON, press again to turn OFF. It features a 1NO1NC (SPDT) contact configuration. A spare contact is provided. To configure a 2NO 2NC (DPDT) setup, an additional contact can be installed. The contacts are made of silver-plated gold. The switch offers a mechanical life of 1,000,000 cycles and an electrical life of 100,000 cycles. Its net weight is 0.14 lb (63g). The package contains: 1 x 30mm push button switch, 1 x socket plug with a 150mm (5.9-inch) wire, and 1 x spare contact.