PRECISION MACHINED ALUMINUM
PERMANENTLY SEALED
TESTED TO 590 FT. ( 180 M )
FULLY ANODIZED IN 3 COLORS
FOR SALT WATER PROTECTION
STURDY AND VERY LIGHT WEIGHT
EMITS A HIGHLY AUDIBLE SOUND
GREAT FOR ALL DIVERS, VERY
EFFECTIVE FOR INSTRUCTORS
AND DIVE MASTERS
FULLY GUARANTEED FOR 1 YEAR
AGAINST MANUFACTURING AND
MATERIAL DEFECTS
QUALITY MADE, CANADIAN PRODUCT
JUST SHAKE IT AND HEAR
IT REALLY WORKS !!
SPECIFICATIONS :

Diameter : 3/4" ( 19 MM )
Length : 6.125" ( 155.5 MM )
Weight : 2.8 oz. ( 79.4 gr. )
Buoyancy : Negative