Power meter
# Power meter

Power meter may refer to:

* Electricity meter measures electrical energy (electrical power supplied to a residence, business or machine over time)
* Wattmeter measures the electrical power circulating in any electric circuit
* Microwave power meter measures power in a microwave signal
* Optical power meter measures power in an optical signal
* Google PowerMeter is a tool to track a household's energy usage
* A cycling power meter measures the power output of a bicycle rider
* Health meter, a video game mechanic
