Dive Alert Ultra-loud Surface Signaling Device DB1 Snorkeling Sets 2 Allen Keys: 3/16"

2 Allen Keys: 3/16"

the compass is very easy to read

it offers even more in both performance and ease of use

A product that has been copied

Dive Alert Ultra-loud Surface Signaling Device DB1 Snorkeling Sets 2 Allen Keys: 3/16"Dive Alert Ultra loud Surface Signaling Device. DiveAlert compatible with 85% of all power inflators including theAquaLung i3 Control System. What do you do in a diving emergency if you need to get the attention of the pick up boat or someone else on the waters surface? Scuba divers have traditionally relied on whistles as their only audible surface signaling device. But if you need to attract the attention of someone who is too far away to hear the