Wow, cool. Authentic " AURORA HOBBYCRAFTS CONTROL PLUS WITH EXCLUSIVE NEW POWER DIAL. " SUPER UPGRADE. VERY VERY NICE FEEL REAL WORLD USE. MINT IN ORIGINAL PACKAGING , UNUSED! *Paper references are NOT included. ?Variable Electrical Resistance Dial adjusts from 35 to 70 Ohms? Sold as is. Descriptions are very accurate; No Returns. PLEASE ASK QUESTIONS BEFORE YOU BUY IF YOU ARE UNSURE. We ship promptly professionally. We happily combine orders refund any excess s/h immediately upon shipping. We can always provide tracking. I charge $1 for expert handling/packaging, actual shipping. We ship out of the country almost daily. Please refer to our feedback, social media or time selling HO slot cars for assurances of a good honest deal. Happy motorin' thanks S'lots from Bob at Slot Car Central in SYR. We Know H.O.