SOS Freedom8 Shark Deterrent – Shark Shield Proven Technology
The Sentinel Ocean Systems Freedom8 generates an electrical field through a trailing antenna to encourage sharks to turn away at close range. It is intended as an additional risk-reduction measure for ocean activities, used alongside local advice and appropriate precautions.
- Rechargeable lithium battery.
- Manufacturer-rated runtime: 6–7 hours, dependent on temperature and use.
- Maximum operating depth: 50 m.
- Neoprene pouch with hook-and-loop fastening.
- Listed complete dry weight: 1025 g.
- Listed charging time: approximately 3–3.5 hours.
- Two-year manufacturer warranty, subject to its terms.
- Box contents: Freedom8 unit, charger, Quick Start Guide and quick QR-code information.
Second pre-order ships late October. No shark deterrent guarantees that all sharks will be deterred in every circumstance. Follow the manufacturer’s fitting, charging and operating instructions, local shark warnings and beach closures.


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