.
Iran does not have the S-400. Russia has consistently refused to deliver them, despite Bulgaria Millitary claiming it got them in August. As of September, Russia has not delivered such.
Iran only has S-300s and also, neither the S-300 or S-400 can work against the F-35s which Israel possesses
Russia delivered S-400 months ago.
Russia wont allow US to destroy Iran
Weapons for which country?
Smart Fellow …
Now …
Kindy try and educate the Russian and Iranian Support Choir in here … 
Iran