Ключевые слова: accumulator, acid, alkaline, art, battery, black, button, capacity, cell, charge, charger, design, electric, electrical, electricity, electronics, empty, energy, equipment, fuel, full, generation, icon, illustration, indicator, industry, interface, isolated, level, lightning, lithium, load, low, minus, mobile, phone, plus, polarity, power, recharge, rechargeable, red, set, sign, strength, supply, symbol, technology, voltage,