MTH O GUAGE EMD  SD-60 PROTOSOUND, AND APPEARS TO HAVE SMOKE AS THERE IS A TUBE IN THE BOX AND OTHER FEATURES SEE IMAGES OF BOX END FOR MORE INFORMATION. PROTOSOUND BATTERY WILL HAVE TO BE REPLACED , EASY INSTRUCTIONS IN COMPLETE OPERATING BOOK. SCROLL DOWN FOR LARGE PHOTOS. WILL BE WELL PACKAGED AND FULLY INSURED FOR DELIVERY. I HAVE OTHER MTH ENGINES LISTED. THANK YOU !!