Downloadable computer operating programs; Tablet computers; Smartwatches; Smartglasses; Biometric identification apparatus; Humanoid robots with artificial intelligence for use in scientific research; Teaching robots; Smartphones; Wireless chargers; Spectacles; Cameras; Ultracapacitors for energy storage; Batteries, electric; Electrical adapters; Solar panels for the production of electricity; Inverters; Power controllers; Electric control devices for energy management; Electrical controlling...