P/N# 9537800 (formerly Manoverboard 360 53771-PP, MK8, 53775) Combined LIGHT and SMOKE Man Overboard Lifebuoy marker.
The Pains Wessex Manoverboard MK9 Compact Lifebuoy Marker is normally mounted on a ship's bridge wing attached to a 4 kg lifebuoy. It is automatically or manually deployed to mark the position of a person in the water by day or night. Featuring a self-activated LED lighting system which exceeds SOLAS requirements for 2 candela light output and 2 hours duration, plus providing 15 minutes of dense orange smoke. Ships are required to fit at least two markers.