Ключевые слова: 9v, accumulator, alkaline, alkalinemanganese, amperage, background, battery, blocks, cadmium, capacity, cell, charge, close up, connection, dc, detail, diagonal, editorial, electric, electrical, electrical equipment, electricity, electronics, energy, hazardous, illustrative, macro, metal, negative, nine, part, polarity, pollution, positive, power, recycling, small, standard, standardized, studio shot, supply, technology, volt, voltage, white, white background, zinc,