Watt hour example sentences

The energy used in households, industries and commercial establishments are usually expressed in kilowatt hour.Since electrical energy is the product of power and time, the unit of electric energy is, therefore, watt hour (W h).The commercial unit of electric energy is kilowatt hour (kW h), commonly known as 'unit'.We use a bigger unit of energy called kilowatt hour (kW h).One watt hour is the energy consumed when 1 watt of power is used for 1 hour.