9 Electrotechnical, electronic, optoelectronic and acoustic equipment, apparatus and installations composed thereof for monitoring, controlling and regulating water supply and drainage, treatment, availability, distribution, removal and heating of drinking and commercial water, namely, water filter controllers, water level indicators; equipment and apparatus for monitoring, measuring, controlling and regulating pressure, temperature and flow rate quantities of water in water conduit installations, containers and sanitary installations, namely, water level indicators, water meters; thermostats, thermostat components in the nature of thermostats and thermostats assemblies for cold water/hot water mixer valves, fittings and taps, and structural component parts and accessories for the aforesaid goods included in this class; downloadable mobile applications for operating toilets, water taps, lighting and Public Address (PA) systems; electronic devices in the nature of touchscreen monitors, laptops, cell phones for monitoring and transmitting health data; downloadable mobile applications for health monitoring, and monitoring moisture sensors, flood sensors, sensors for leak monitoring and water control; downloadable cloud-based network monitoring software; computers; computer hardware; software programs for use in database management, use as a spreadsheet, and word processing, all in the field of water management and conservation; computer firmware for use in database management, use as a spreadsheet, and word processing, all in the field of water management and conservation; semiconductors; video devices, namely, video servers, video disk players, video phones; video circuit boards; video systems products, namely, video circuit boards, video tape recorders, video cameras; apparatus for recording, reproduction of sound, images and data; apparatus and equipment for modification of sound, images and data, namely, computer software for modifying of sound, images and data; sound, images and data in recorded form, namely, apparatus for recording sound, images and data; data recorded in electronic, optical or magnetic form, namely, prerecorded electronic media devices, optical discs, and magnetic data carriers all featuring water management and conservation; microprocessors; integrated circuits; microcomputer apparatus, namely, microcomputers; computer programs for use in database management, use as a spreadsheet, and word processing, all in the field of water management and conservation; downloadable educational course teaching material in the field of computers and data concerning water management and conservation; data, recorded magnetically, optically or electronically; apparatus and instruments for recording, processing, receiving, reproducing, transmitting, modifying, compressing, decompressing, radio transmission, merging or editing of data, namely, water level and water flow recording apparatus; electronically recorded data in the nature of computer software for developing algorithms for the compression and decompression of data; testing and calibrating apparatus for testing and calibrating optical sensors and water sensor; apparatus and instruments used for conferences, document exchange and editing, namely, video cameras; headphones; computer mice; structural component parts for all the aforesaid goods