Alarm installations and alarms; Alarm monitoring systems; Art kit for use in assembly of art installation that creates a kaleidoscope painting of moving patterns and changing colors consisting of a custom designed incandescent/LED lamp with interchangeable colored glass filtered lenses, glass crystals with custom designed sterling silver bails, plastic mounting hooks, filaments for suspending crystals, a remote control for light color and dimming preferences, micro-fiber cleaning cloths, and instructions; Automated self contained electronic surveillance devices that can be deployed to gather evidence or intelligence in remote locations; Batteries and battery chargers; Digital switching systems comprised of interconnected electromechanical and solid-state power management enclosures with standard and custom keypads for user remote control, the foregoing for use on marine helms and land-based vehicle dashboards; Electric cables, wires, conductors and connection fittings therefor; Electric installations for the remote control of industrial operations; Electric plugs; Electric sockets; Electrical voice intracommunications systems comprising control stations, interface modules, frames, controller cards, connectors, power supplies, panels and mountings for use in the production of live musical performances, theatre, and other live events; Electro-dynamic apparatus for the remote control of signals; Electronic apparatus for the remote control of industrial operations; Electronic key fobs being remote control apparatus; Switches, electric