Check the listing for details. D10-0279-10 - InOne Control Board- USI Snackmart 3/6. Condition: Used. Listed at 169.99 USD. The InOne Control Board- USI Snackmart 3/6 (Model: D10-0279-10) is a vending machine part designed for beverage and snack vending machines. Manufactured by USI, this control board is specifically made for the USI Snackmart 3/6 model, providing a convenient and efficient solution for managing and dispensing beverages and snacks in a variety of vending machine applications. With its reliable brand reputation and compatibility with the specified model, this control board is a valuable accessory for maintaining and improving the performance of vending machines in the restaurant and food service industry.