watt
Unit of power in the International System of Units (SI). Used in scientific, technical, and everyday contexts for electrical and mechanical power.
This light bulb is 60 watts.
The new speaker has an output of 100 watts.
I replaced it with a 60-watt light bulb.
This air conditioner consumes about 900 watts.
This speaker has an output of 50 watts.
wattmeter
performance per watt; PPW