How to say “Wait, is that tractor remote-controlled? There's nobody in the cab!” in Japanese

In Japanese

え、あのトラクター、遠隔操作(えんかくそうさ)なの？運転席(うんてんせき)に誰(だれ)もいないよ！

E, ano torakutā, enkaku sōsa na no? Untenseki ni dare mo inai yo!