Activated by pulling out a grenade-like pin and palming an embedded finger pad, the Armstar BodyGuard 9XI-HD01 sparks a loud and visible arc of electricity between its wrist-mounted taser spikes, a sight that inventor David Brown hopes will encourage would-be crooks to surrender.

ENGADGET: BodyGuard stun-glove leaps out of comic books, into the arms of LA Sheriff's Department