Motherboards; Card reading equipment; Integrated circuit cards; Radio frequency identification (RFID) tags; Video screens; Electrical power distribution units; Electrical controllers; RFID readers; Laser equipment for non-medical purposes; Wireless transmitters and receivers; Electric relays; Fog signals, non-explosive; Lighting controls; Remote control apparatus for stage machines, namely, spark generating machines, flame machines, color flame machines, smoke generating machines, confetti ma...