This is a LED portable bi-color green and red combination navigation light that is made of grey plastic PC and PA. This multifunctional lamp has two colors and three modes. It can be used as green starboard light, red port light or combination bow light. No wiring is required for this portable light. It is powered by three AAA batteries (not included). Press and hold the blue button on the cover for 2 seconds to turn lights on and off. Press it once to choose a mode when the light is on. Quantity of LED in the fixture: 6pcs Green 6pcs Red. LED Beam Angle: 120 Degrees. Features: 1NM Visibility and suitable for boats up to 12M. Battery burn time up to 24 hours. Working Voltage: DC4.5V. Wattage: Red/Green: 0.5W*6. Effective Lumen: 6.5Lumen (Red) and 18Lumen (Green). Waterproof and Dust-proof Standard: IP:67. This item is CE and RoHS approved. The color and dimension shown in the listing are only for reference and may vary among devices used for viewing. Product Housing Dimension: 1-1/2" (H) x 2-3/4" (D). Mount is provided and there are 2 different surface mounts to accommodate your boat. Item Number: P011206RG.