A daylight smoke marker attached to the lifebuoy by means of a lanyard. Identical to manoverboard, but without the lighting system. 1) Colour of smoke : Dense orange smoke 2) Duration of burn time: 15 minutes 3) Light intensity and duration: Minimum 2 candela for 2 hours 4) Ignition : Pull-wire igniter 5) Temperature operation range: -1oC to 30oC 6) Temperature storage range: -30oC to 75oC 7) Weight: 3.5kgs