Okay so finding 3-5 on amazon in your range is hard but I found 1 . the tugboat is great, doesn't have adjustable airflow but it's still a great atty and there are decent reviews on this one .

But like always you get what you pay for.

http://www.amazon.com/gp/aw/d/B00WJ5TN70/ref=mp_s_a_1_9?qid=1438851734&sr=8-9&pi=AC_SX110_SY165_QL70&keywords=rda+atomizer