Ключевые слова: battery, cable, charge, charger, check, closeup, concept, connection, connector, control, damage, device, diagnostics, digital, discharged, electric, electrical, electrician, electricity, electronics, equipment, experiment, fix, gadget, generic, hand, inspect, inspection, instrument, low, maintenance, master, measure, measurement, meter, multimeter, power, repair, repairman, service, technician, technology, test, tester, tool, volt, voltage, voltmeter, weak, workshop,