Milliwatts (mW) - Power / Electricity Conversions
A milliwatt is a unit of power in the International System of Units (SI). The symbol for milliwatt is mW.
The base unit for a milliwatt is watt and the prefix is milli. The prefix milli is derived from the Latin mille meaning one thousand and is symbolized as m. Milli denotes a factor of one thousandth (1/1000th) which means that there are 1,000 milliwatts in a watt.
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Select one of the milliwatt conversions below:
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