Here is an Atlas 4407 N Scale Baltimore & Ohio RS-1 Diesel Engine #9185.
Features:

Scale Speed motor
Powered low friction drive
Blackened metal wheels, dual brass flywheels
Directional lighting
Golden-White LEDs
Rapido couplers

This item has been graded per TCA standards C-8: Like New based on visual appearance. The wheels show signs of wear. The instruction manual is not included. The original box is included. Please see my pictures for additional features. Overall condition is Like New.

Condition: Like New (C-8)
Operational Status: Functional
Original Box: Yes (P-7)

Manufacturer: Atlas
Model Number: 4407
Road Name: Baltimore & Ohio (B&O)

Scale/Era: N Scale
Model Type: Diesel Loco

The SKU for this item is 5916821.

Product Id: 12166804