On Sat, 8 Dec 2018 11:20:49 -0800 (PST), bob_villa, another mentally,
challenged, troll-feeding, senile Yankietard, blathered:

Another type is "thermo-pile" which will produce around 500mA. The type
that may operate a flue damper without an electrical connection.

His the type that will wank off to the feedback you senile Yanks give him,
time and again, senile, troll-feeding Yankietard no.5!