Weber (unit, $\mathrm{Wb}$)

The weber is the SI unit of magnetic flux, with $1\mathrm{Wb}=1\mathrm{T}{\mathrm{m}}^2$. A uniform magnetic field of $1\mathrm{T}$ crossing a flat surface of area $1{\mathrm{m}}^2$ along its chosen unit normal gives $1\mathrm{Wb}$. ^[ref].