Convert watts to milliwatts and milliwatts to watts instantly. Bidirectional power converter with formula and common values.
To convert watts to milliwatts, multiply by 1,000. The milli prefix means one thousandth.
| Watts | Milliwatts |
|---|---|
| 0.01 | 10 |
| 0.1 | 100 |
| 0.25 | 250 |
| 0.5 | 500 |
| 1 | 1,000 |
| 5 | 5,000 |
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One watt equals 1,000 milliwatts.
Milliwatts are common in electronics, laser power ratings, radio transmitter output, Bluetooth device specifications, and sensor power consumption.
Multiply the watt value by 1,000. For example, 0.25 W = 250 mW.