<http://schema.org/description>
"Toroidal Transformer, 23mm x 42mm, 1.6 VA, 2 x 9V, 89 mA, Panel"^^<http://www.w3.org/2001/XMLSchema#string>
<https://uk.farnell.com/multicomp/mcfm16-09/transformer-toroidal-2-x-9v-1/dp/9531297>