Upgrade your vehicle's electrical system with this versatile automotive relay featuring an integrated 30A fuse for reliable circuit protection. Built with premium copper terminals and silver alloy contacts, this relay ensures superior conductivity and lasting performance. Compatible with both 12V and 24V systems, it's perfect for a wide range of automotive applications. Available in 4-pin and 5-pin configurations, this compact relay (measuring 3cm height x 7cm width x 10cm length) is ideal for modifying auxiliary circuits, including driving lights and horn systems. The robust construction and high current capacity make it a reliable choice for automotive electrical modifications. Each relay weighs just 40g, making it a lightweight yet durable solution for your vehicle's electrical needs. Whether you're upgrading your lighting system or adding auxiliary components, this relay provides the dependable switching and protection your automotive project requires.