On 1 Mar 2018 14:46:58 GMT, Bob Eager wrote:

On Thu, 01 Mar 2018 13:17:01 +0000, T i m wrote:

I'll also hook up one of my relay boards and actually drive something
(like a table lamp) and maybe a LDR or I2C temperature sensor.

For that application, the ESP8266 SONOFF boxes are about 4 quid on eBay.
Complete with relay, etc. They are meant to work with a mobile app, but
trivial to stick different firmware in.

{Confused} Sorry Bob, do you mean they can do both things
(simultaneously) or that they are just an easy way to get a WiFi /
remote light switch ... or summat else?

Cheers, T i m