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Anyone give me some electrical advice ?

Posted: Tue Jan 31, 2017 7:01 pm
by vim147
I need to change a light switch pull in the bathroom. I can turn the mains off and do it but what's the name of the gadget that can check if the wire is dead ?

Can I get this tester thing for about a tenner from screwfix ? Think it would come handy for future use.