DIVE ALERT- SUB-DUCK UNDERWATER SIGNALING DEVICES 

Dive Alert- Sub-Duck Underwater Signaling Devices

Product Code: SD Price: Check Latest Gone are the days of reaching for your knife to tap your tank, then fumbling with a slate to communicate your message. With the Hammerhead mini subsurface signaling device, you can pass your message instantly through your inline power inflator. You and your buddy can even set up simple codes for additional communications thoughout your dives. A powerful low pitched buzz does all the work for you. Choose between the 2 models above. We are currently out of stock for the -2 model above.