Convert watt to milliwatt

Enter the value to convert from watt to milliwatt.

From: W
To: mW
Result: 1 watt (w) = 1000 milliwatts (mw)

How to Convert Watt to Milliwatt

Converting watt to milliwatt is straightforward using our conversion calculator.

Conversion Formula

mW = W × 1000

Reverse conversion: Convert milliwatt to watt

About Watt

Definition: The watt (symbol: W) is the SI unit of power, equal to one joule per second or the rate of energy transfer.

History: Named after Scottish inventor James Watt in 1882. Standardized as SI unit to measure rate of energy consumption or production.

Current Use: Universal standard for electrical power ratings, mechanical power output, and energy transfer rates worldwide.

Examples: LED bulb: 10W, laptop: 65W, microwave: 1000W, hair dryer: 1500W, electric kettle: 2000W

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