Ключевые слова: 3d, battery, black, cable, cellphone, cellular, charge, charger, concept, connect, connection, connector, cord, device, different, electric, electronic, element, energy, equipment, external, gadget, icon, illustration, isolated, mobile, mobility, network, phone, plug, port, portable, power, powerbank, realistic, set, sign, smartphone, socket, supply, technology, telephone, type, unit, usb, utter, various, web, wireless,