is not immediately available or for two divers requiring emergency oxygen ... dimensions l 23 1/4x l 20 3/4x d 9 weight 38 lbs case king pelican ... emergency oxygen kit dimensions l 23 1/4x l 20 3/4x d 9 weight 29 lbs ... chain delivery time 60 minutes ideal for shore-based diving and training ... dimensions l 16 x w 13 x d 7 weight 13 lbs 4 oz case 1450 ... who need emergency o2 not intended for non-breathing divers dan silicone tru- ... fit mask dan6118400 ideal for diving off shore or remote areas when ... high concentrations of emergency o2 for up to 6 hours to a responsive injured ... with any dan o2 unit dimensions l 16 x w 13 x d 7 weight approx 12 lbs ... hours when used with m9 cylinder up to 4 hours great lightweight compact o2 ...