The Sub Alert can be used above or below the water. It has a loud piercing 120 dB volume. Button design allows easy activation. Connects in-line between the L/P inflator hose and your power inflator. Scuba-Alert Standard fits all styles of BC’s except if fitted with the a breathable type inflator.
Scuba-Alert Type II fits Sherwood Gemini, Tusa Duo-Air, DiveRite RiteSource, H2Odyssea, Inflator plus, Zeagle Octo-Z, Atomic SS1, and Scuba Pro Air II.
Scuba-Alert Type III fits Aeris Air Link, Oceanic Air XS2,Zeagle Octo+, Aqualung Air Mic, Seaquest Air Source, Apeks Octo+, Beuchat Venturi.