Combined light and smoke lifebuoy marker. Day and night signal which is attached to a lifebuoy (not supplied) and used in an emergency to mark position of a manoverboard. 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