OK, thanks guys..I will contact Support and inform about the results on this forum.

Hi guys,

As far as I understand, the FGSS only sends out 'real time' temperature data when wired to an external power source.
this is done to save battery life.

When running on battery, it will only send an 'alarm' signal when triggered by smoke.

Hope this helps..

Dear Members, I purchased some cheap Temp/Humid sensors from Amazon.de. (€9,99) http://www.amazon.de/Transmitter-Froggit-FT0073-Wireless-Thermo-Hytrometer/dp/B00GHJHBIM/ref=sr_1_3?ie=UTF8&qid=1447014013&sr=8-3&keywords=froggit I like these over many other sensors because of the small size, LCD s ...