Door barricade

A door barricade for a door having an interior face and an exterior face designed for use on the interior face and locking in an adjacent floor comprising:

• a) a straight vertical bolt capable of rotating circumferentially and moving up and down to an upper and lower position of a length that does not reach the floor when the bolt is in a down position attached to the barricade in spaced relationship to the interior face of the door;
• b) a single floor device with a receiver hole for attaching to the adjacent floor;
• c) a locking arm fixedly attached to the vertical bolt having a locking foot fixedly attached to the locking arm extending below a bottom of the straight vertical bolt, the foot in a fixed horizontal spaced relationship to the vertical bolt and capable of locking only into the single adjacent floor receiver hole when the bolt is in the down position;
• and
• d) a wireless electronic device which can show or send emergency information to a desired location.