apparatus and instruments for conducting, switching, transforming, accumulating and regulating electricity; electricity meters; electrical switchgear; magnetic data carriers; computers; computer software; computer hardware and ancillary equipment; computer programs (downloadable software); computer programs for measuring energy usage; computer software; electronic apparatus for measuring energy consumption; computer software for measuring, optimising or monitoring of energy consumption and cost

advisory services relating to computer software; advisory services relating to computer hardware; computer software consultancy; computer software engineering; computer software programming services; computer support services (programming and software installation); repair and maintenance of computer software; development of computer software; rental of computer software; updating of computer software; computer consultancy; computer engineering; computer hire; measurement services; software as a service (SaaS); advisory services and consultancy in relation to computer software for measuring, optimising or monitoring of energy consumption and cost