Osculati small Two 5 series navigation light housed in a stainless steel 316 body, which is watertight. This is a Bicolour combined Port Red and Starboard Green navigation light suitable for vessels under 12 metres in length. Each colour has a 112.5° arc (225° overall) with a 12 volt incandescent bulb included. The Osculati Two 5 series is back mounted and is rated IP56 for water ingress.