Electricity

Kilowatt-hour (kWh) is a unit of energy. It is commonly used to measure electricity consumption. One kilowatt-hour represents the amount of energy used by a device that consumes 1 kilowatt of power continuously for one hour. The formula to calculate energy in kilowatt-hours is: Thus, kilowatt-hour is a unit of energy, not power, voltage, or electric current.

The SI unit of electric current is the Ampere (A), commonly referred to as electric current. It is the unit that measures the flow of electric charge.