wireless bell

Hi, I'm in the process of building a garden office. As I'll be working from there during the day I'd like to extend the door bell into there wirelessly. Currently I have a Friedland door bell transformer (https://www.tlc-direct.co.uk/Products/VE753.html), conventional door bell switch and...

Yes, I say broken, but for littlest of things. My wife and I are in our eighties, so our strength is waning, and after a short time found that the push was hard. My ever useful son-i-l came round, took off the cover to find water had got in, damaging it. We think it has ruined not only the push...