Wednesday, January 23, 2013

Electronic Shark Defense System

A new shark deterrent is now available for divers and other water users. ESDS is an effective, tested technology that repels dangerous sharks. It is a compact 2.65 x 2.3 x 1.15 inches & lightweight at approx. 7oz. It comes with a built-in battery that lasts nine hours in the water and can be re-charged. It automatically turns itself on in the water and easily powers through the roughest ocean conditions. Divers themselves can only receive a shock from the unit if they happen to touch 2 contact points simultaneously. Visit to view 3½ minutes of video footage about the device. Online purchases can be made via Specifications are:

Depth:            150 feet maximum

Dimensions:        Approximately 2.65”W X 2.30”H X 1.15”L (enclosure only)

Weight:            Approximately 7 oz.

Power:            Internal 3.7V Li-ion battery

Battery Charger:    6 VDC,  1.0 Amp wall transformer

Charging Time:        Approximately 7 hours (new battery, varies over time)

Operational Time:    9 hours (in water)

Output:            120V to 200V pulsed proprietary wave form

Electrodes:        2 electrodes, each approximately 1” X 1” stainless steel mesh