Ключевые слова: ampere, background, black, blue, cable, check, connection, current, device, digital, display, electric, electrical, electrician, electricity, electronic, energy, equipment, hand, high, instrument, isolated, lcd, light, maintenance, measure, measurement, meter, multimeter, ohm, power, probe, red, repair, resistance, safety, service, technician, technology, test, tester, tool, tools, volt, voltage, watt, white, wire, work, yellow,