Anti-Shark Gadget for Pussy Surfers

This gizmo mounts on the tail of a surfboard , give off low grade electrical signals that supposedly mess up with a shark ’s muscles . Likely , it bothers the shark ’s sensory system , which detect change in the water ’s electrical field as lifeforms slither through the water . ( Maybe , to the shark , it feels like touch the ends of a dead 9v battery to your tongue . )

The equipment upsets the weight of a add-in a chip , so it takes a few footrace to get used to . During that metre , if you lose your balance , descend off , untether , and float into the mouth of a great white , you ’ll be pretty make water you spent $ 700 on this fear - pitch piece of applied science . Next week on Gizmodo : Portable lightning retinal rod !

Video , office jump .