toms top tips test a cheapo tester,

[@davidoshea1536]

Great video Tom.👍🌟

[@markcroft3619]

I went to PHEX show at Old Trafford I thought you'd have been there with a mock up shed giving tips out.

[@julie23888]

Professor plum

[@Sash_Window]

More fault finding videos please Tomp :)

[@zedman442]

Can't say I'd want to use a cheap tester like that on mains voltage Tom. Those Chinese testers probably don't have any safety devices to stop you getting a shock.