Tag: ESP8266

Winsen ZE25A-O3 – ozone sensor

I’m testing a new sensor from Winsen. It is ZE25a-O3 and as name promises it is ozone (O3) sensor. Last

When I wrote about ESP01 and relay module this was obvious, that some similar modules should be available. And yes,

Today we have added new ESP related module to Nettigo offer. It is small relay module for ESP01. Small size,

If you ever wanted to implement some smart solutions in your home but you don’t know/don’t want to write you