Semiconductors; integrated circuits; chips with integrated circuits; computer hardware for wireless content delivery; computer software for wireless content delivery; wireless transmitters and receivers; electronic monitors and monitor modules for monitoring electric current and electrical signals; voltage testers; voltage regulators; apparatus and instruments for conveying, distributing, transforming, storing, regulating or controlling electric current; circuits for heavy current; computer-controlled apparatus for testing and measuring electric signals; electrical signal attenuators; electronic monitors and monitor modules for monitoring electric current and electrical signals; signal conditioning and communication devices for industrial process control; signal processors; chargers for chemical batteries, namely, lithium batteries and nickel-metal hydride batteries; climate control systems consisting of digital thermostats, air conditioning, heating, ventilation and drying control devices; home and office electrical power automation systems comprising wireless and wired controllers, controlled devices, and software for appliances, lighting, HVAC, security and other home and office electrical power monitoring and control applications; signal conditioning and communication devices for industrial process control; access control and alarm monitoring systems; computer hardware systems for remotely controlling lighting devices within a building; electronic animal confinement unit comprising transmitters, electrical transformers, wires, and receiver collars; motion detectors; BAN (body area network) hardware; air analysis apparatus; pedometers; electronic apparatus, namely, motion detectors