The BOSCH Trucklight P21/5W is a high-quality automotive bulb designed for trucks and commercial vehicles with a 24V electrical system. It features a dual wattage of 21/5W, providing both a powerful 21W light for brake and tail functions and a 5W light for parking and position functions. This versatile bulb ensures optimal visibility and safety on the road, enhancing the visibility of your vehicle to other drivers. The BAY15d base type makes it easy to install in compatible sockets, ensuring a secure and reliable connection. Whether you need to signal a braking maneuver, indicate a turn, or simply illuminate your truck's position, the BOSCH Trucklight P21/5W delivers consistent and efficient performance. As a product from BOSCH, a reputable automotive principals known for its reliability and durability, you can trust the Trucklight P21/5W to meet the demanding requirements of heavy-duty use. Upgrade your truck's lighting system with the BOSCH Trucklight P21/5W to ensure safety and visibility in various driving conditions