This Roundhouse HOn3 kit is a vintage unassembled replica of an outside-frame 2-8-0 steam locomotive, featuring a 405 tender. The model is in black color and made of metal and plastic, reflecting a classic design with a wheel configuration of 2-8-0. It is designed for analog control with a DC power supply. The kit is unassembled and comes in a sealed bag, making it a collectible item for model railroad enthusiasts.