Ключевые слова: aa, alkaline, background, backgrounds, batteries, battery, black, capacity, cell, charge, closeup, component, conservation, current, cylinder, disposable, double, electric, electrical, electricity, electronics, energy, equipment, fuel, generation, gold, group, industry, isolated, macro, metal, minus, objects, orange, pattern, plus, positive, power, recharge, rechargeable, supply, technology, travel, two, volt, voltage, watt, watts, white, yellow,