only 25 hours are required to be on the specific unit
TDI is also member of RESA and is actively involved with the development of training standards
Face Diameter: 1
This manifold style is popular since 200 bar or 300 bar regulators can be used with it
They use the tricks and techniques of navigation to find an ideal exit point at the end of a dive without the need for an uncomfortable surface swim
Big Blue - Multi-Color Rainbow Marker Light only 25 hours are requiredBigger, brighter, stronger and more color options, this light is our version of a multi color marker light. Low light output so it is not distracting but bright enough to be seen by other divers. This light easily clips on to mask straps, belts, and many other locations. Colors included in a single unit: Red, Green, Blue, Purple, Orange, and Yellow. They all have a flash mode as well. Powered by two standard CR2032 coin cell batteries, and the Easy