**Description :** 1 watt how many watts? I know it all depends on everything, but what does it do? How can this be calculated?

**Last Answer :** This can't be easily converted because we use 2 units to define 2 different things. In any case, HERE is a calculator that you can use to calculate how many watts 1 ampere corresponds to a certain voltage. For example, for 12 volts DC, 1 amp is 12 watts.