35 Advertising; business management; business consultancy and advisory services; business administration; wholesaling and retailing in the fields of batteries, accumulators, chargers for batteries and accumulators, photovoltaic modules, charging stations for electric vehicles, testing apparatus for batteries and accumulators, power supply units, electric cables, battery change systems, torches, lights, lighting devices and sockets; procurement services for others [purchasing goods and services for other businesses]; sales promotion for others; provision of an online marketplace for buyers and sellers of goods and services; presentation of goods on communication media, for retail purposes; online advertising on computer networks and on websites; provision of business information via a web site; commercial administration of the licensing of goods and services of others; web site traffic optimization