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watt Unit Converter
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watt [W]

A unit of power named after British engineer James Watt, where 1 watt = 1 joule per second. Used to describe appliance power consumption (e.g., 5 W LED lamp), motor output, and solar panel generation capacity. An SI standard unit, adopted in China’s legal metrology system and used globally.

milliwatt [mW]

A unit of power named after British engineer James Watt, where 1 watt = 1 joule per second. Used to describe appliance power consumption (e.g., 5 W LED lamp), motor output, and solar panel generation capacity. An SI standard unit, adopted in China’s legal metrology system and used globally.

Convert watt [W] to milliwatt [mW]
watt [W]milliwatt [mW]
1 W1000 mW
2 W2000 mW
3 W3000 mW
4 W4000 mW
5 W5000 mW
10 W10000 mW
20 W20000 mW
30 W30000 mW
watt [W]milliwatt [mW]
40 W40000 mW
50 W50000 mW
100 W100000 mW
200 W200000 mW
300 W300000 mW
400 W400000 mW
500 W500000 mW
1000 W1000000 mW