How do you curl short african american hair like the salon does it?

I have ethnic hair and I need to know how in the world do I curl my hair - electric curling irons arent working good enough on my ';nappy'; hairHow do you curl short african american hair like the salon does it?
they use extremely high heat professional tools, and most of the time u can only get them online. try going to a black salon and ask someone where u can purchase those products