Adaptability for universal 12V use: designed for most yachts and boats with 12V working voltage, with broad compatibility to minimize installation issues. 3position momentaryoutmomentary operation: provides flexible control with a multifunctional switch position to meet different needs. Stability and durability: a thick panel up to 1 in (25 mm) ensures a firmer mount and reduces the likelihood of loosening after installation. Screw installation and easy replacement: simple screwin installation that allows direct replacement; no specialized tools required and installation can be completed in minutes. Aluminum alloy construction: aluminum alloy body with a smooth finish; resistant to temperature, humidity, and frequency changes; colorfast and scratchproof; suitable for use in most environments. Practical applications: ideal for marine electrical systems, including control of navigation lights, bilge pumps, or other 12V devices, providing reliable performance in demanding conditions.