<http://schema.org/sameAs>
<https://www.facebook.com/pages/Light-Up-Uk/294820140530436>
<http://www.lightupuk.co.uk/switches-and-sockets/outside-switches-and-sockets/mk-masterseal-plus/masterseal-switches/mk-masterseal-plus-switch-20a-dp-key-operated-grey>