Oval lights are 3/4" wide and are perfect for surface mounting on rails, transoms, and swim platforms. 3" overall length. These LED lights exceed the output of comparable halogen lights while using only 20% of the power. Lights stay cool to the touch and eliminate the burn hazard that halogen lighting can present. Fully potted electronics and stainless steel housing allow for interior and exterior mounting - even underwater! Rated for 50,000+ hours of life. For 12V DC systems. 1.5 watts @ 12V.