Ключевые слова: accumulator, acid, battery, charge, charger, chart, collection, color, colorful, colour, concept, descriptive, device, electric, electricity, empty, energy, fuel, full, half, icons, illustration, indicator, lead, level, lion, lithium, load, low, nimh, percent, performance, polarity, positive, power, recharge, rechargeable, recycling, set, sign, status, strength, symbol,