HI TECH DIVE SIGNALING DEVICE: Signal a buddy while submerged or get the attention of a boat on the surface. Dive Alert Plus is a specially designed, small scuba signaling device that becomes an integrated part of your BCD power inflator.
EASY INSTALLATION: Installation of this scuba noise maker is easy, and does not require any modification of your other equipment.
ABOVE AND BELOW: Dive Alert Plus' scuba diving noise maker uses a small amount of air from your scuba cylinder to produce a loud sound that's audible both on the surface and underwater.
LIGHTWEIGHT DURABILITY: This emergency signaling device is small and lightweight, yet can generate a piercingly loud sound in air or water.
EXTRA LOUD DIVE SIGNAL: People have been able to hear a DiveAlertPLUS one mile away from a diver in need above water. In conditions where visibility is limited, a DiveAlertPLUS can be incredibly useful.