I use a ram eco fan, its pretty flat all in one unit and it has a rotating louvre on the front that turns. It blows the air in a circle, up and down as well as left and right.
As it don't oscillate and it's real slim it don't take up much room in the tents.
https://www.amazon.co.uk/dp/B07G3B993M/ref=cm_sw_r_cp_awdb_t1_G4NGDb8YS5DXT
As it don't oscillate and it's real slim it don't take up much room in the tents.
https://www.amazon.co.uk/dp/B07G3B993M/ref=cm_sw_r_cp_awdb_t1_G4NGDb8YS5DXT