Deputy Troy Sella launches the SkySeer, an unmanned spy drone that weighs just four pounds. But that's just for starters. There's also the two-pound Dragon Egg video camera that will transmit 360-degree video images of its surroundings to a handheld display up to 1,000 feet away. And the Cobra flashlight that also sends out a sharp stream of pepper spray, a grill-mounted gun that shoots a GPS tag into a bad car, a portable radar for looking through walls. You get the idea . . . . . . Etc.

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