The EUROMARINE On-Off Waterproof Rocker Switch is a durable and reliable electrical switch designed for marine applications. It features three contacts for easy wiring and installation, making it suitable for various electrical connections onboard a boat or yacht. The switch is constructed with high-quality materials to ensure longevity and resistance to water damage, making it ideal for use in wet and harsh marine environments. The black color adds a sleek and modern look to any boat's electrical panel. With its easy-to-use on-off functionality, the EUROMARINE Rocker Switch is a must-have for any marine electrical system.