A part of the review has been auto-translated.
He's doing everything the way he's supposed to
Saves wood and keeps heat down Observe the starting temperatures ( that one 40 degrees ) and looked not to take more than 50 degrees.
I tried to use it over gas heater. The air flow is unsufficient on temperature 80 degree. Maybe higher temperature will be better for more power.
as promised, very quiet and practical.
It does not work even at high temperature. It doesn't spin on its own.