Ключевые слова: accumulator, acid, alkaline, ampere, art, auto, background, battery, button, car, cell, center, charge, charger, check, color, design, electric, electrical, electricity, energy, equipment, flat, generation, generic, icon, illustration, image, industrial, interface, isolated, minus, plus, pop, popart, portable, poster, power, retro, service, sign, style, supply, symbol, technology, transportation, vintage, volt, voltage,