Batteries; Batteries for lighting; Chargers for electric batteries; Downloadable computer e-commerce software to allow users to perform electronic business transactions via a global computer network; Downloadable computer game software for use on mobile and cellular phones; Downloadable computer software for managing and validating cryptocurrency transactions using blockchain-based smart contracts; Downloadable computer software for managing cryptocurrency transactions using blockchain technology; Downloadable computer software for use as a cryptocurrency wallet; Downloadable computer software for use as a digital wallet; Downloadable computer software for use as an electronic wallet; Downloadable electronic game software; Downloadable electronic game software for cellular telephones; Downloadable electronic game software for handheld electronic devices; Downloadable electronic game software for wireless devices; Downloadable mobile applications for providing recycling services; Downloadable software for generating cryptographic keys for receiving and spending cryptocurrency; Electric accumulators for vehicles; Electronic cigarette batteries; Lithium ion batteries; Plates for batteries