Which brand of stun device fires two barbed darts that deliver an electric shock?

At the touch of a button on July 1, 1939, which Clay Puett invention made its horse racing debut? At the University of Bonn in 1836, which future philosopher was wounded in a duel with a member of an aristocratic Prus… At the urging of which president did the Department of Education become a cabinet department in 1979? Which president is buried at Washington National Cathedral, the only president buried in the nation's capital? At which 1415 battle did a much smaller English army, made up mostly of archers, defeat a large French force? At the start of which board game does each player get $1,500? At which June 17, 1775 battle were the patriots ordered, "Don't fire until you see the whites of their eyes"? At whose death in 1997 did Jacques Chirac call him "probably the best-known Frenchman in the world"?