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Power

Just how powerful is 10 microwatts?

Tiny devices

10 µW

Scale

ENERGY EACH SECOND

10 microwatts

The quantity is exact as entered.

10 µWPower
0
Quartz watch

The average electrical power consumed by a quartz wristwatch during operation.

10 µWPower
0
Power is energy per unit time: one watt is one joule per second.

A little perspective

10 microwatts is approximately equal to the power of a quartz watch.

Measurements, assumptions & sources +

10 microwatts

Power: 10 µW; definition.

The quantity is exact as entered. Comparisons use the clearly stated specimen, model or nominal measurement.

NIST — SI conversion factors

Quartz watch

Power: 10 µW; example.

A chosen 10 µW average draw; design and functions affect consumption.

Defined examples — our methodology

The marked power is calibrated. Unmeasured illustration details are representative.

Measurement details

Why these numbers?

Compare 10 microwatts with the power of a quartz watch. The notes below explain how each value was chosen.

10 microwatts

10 µW

Power · definition

The quantity is exact as entered. Comparisons use the clearly stated specimen, model or nominal measurement.

Quartz watch

10 µW

Power · example

A chosen 10 µW average draw; design and functions affect consumption.

Comparing
Power ↔ Power
Relative size
10 microwatts is approximately equal to the power of a quartz watch.

How to read the visual

The diagram uses the recorded measurements. Details outside the marked spans do not set the scale.

  • The power of a quartz watch: This is an illustrative comparison value, not a claim that every example is the same.

Power is the rate of energy transfer or use, not the total energy.

1 × 10⁻⁵ Wwatts
1.341 × 10⁻⁸ hpmechanical horsepower

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