9 Electric power supply units being electrical power supplies; power distribution or control machines and apparatus, namely, power distribution boxes, power controllers; rotary converters; phase modifiers, namely, low-voltage power supplies; solar cells; electrical cells; electrical communication machines and instruments, namely, telephones and wireless communication instruments and components in the nature of wireless communication devices for voice, data, or image transmission; electronic machines and apparatus, namely, wireless power transmitters, receiving antennas, namely, rectennas, and their component parts thereof; downloadable computer programs for use in database management; computer software applications, for use in controlling electronic devices and instruments, downloadable; electronic publications, namely, e-zines, in the field of advertisements and bulletin object, recorded on computer media; sensors, namely, temperature sensors, electronic humidity sensors, electronic luminance sensors, acceleration sensors, image sensors, optical sensors, vibration sensors, gas sensors for measuring gas concentration, and pressure sensors; measuring or testing machines and instruments, namely, surface acoustic wave meters, voltmeters, thermometers not for medical purposes, hygrometers, illuminance meters, accelerometers, vibration meters, and pressure gauges; cameras; microphones; data communication apparatus and instruments, namely, telephones, laptop computers, communications computers, and communication servers; laboratory apparatus and instruments, namely, homogenizers; optical machines and apparatus, namely, optical transmitters