This product is navigation light for marine boat, which is manufactured with quality material, witch is durable and the lenses has pretty good light transmission performance. Low power consumption and long life. It is perfect for yacht, rowing boat or ship sailing. Features -Color: Assorted. -Material: Acrylic, Aluminum Alloy. -Size: About 25.00X6.40X4.70cm/9.82X2.52X1.85in. -Power: 2.5W. -Light color: natural white. -Color temperature: 4000-4500K. -Working voltage: DC12V. - Reliable illumination design ensures boat and ship is highly visible on the water to avoid marine accident. - Easy to install and remove, suitable for personal and professional use. - Great for illumination, providing you with a large, bright view and improving your navigation safety with effective and low power consumption. - Perfect for boat navigation lights, boat stern lights, anchor light, night light, deck lights, etc. - Adjustable angle design meets whatever visibility angle you require. Package list: 1 x navigation light