Ключевые слова: 3d, accumulator, acid, alkaline, ampere, auto, background, battery, brown, button, car, cell, center, charge, charger, check, color, colorful, design, electric, electrical, electricity, energy, equipment, flat, generation, generic, gold, golden, icon, illustration, image, industrial, interface, isolated, minus, plus, portable, power, render, rendering, service, sign, supply, symbol, technology, transportation, volt, voltage,