The Allen Bradley 1769-OW16 is a digital output module from the MicroLogix 1500 series of programmable logic controllers (PLCs) by Rockwell Automation. It provides 16 output points for controlling external devices such as motors, solenoids, and indicator lights. The module is designed to operate at a voltage range of 24V DC and has a maximum output current of 2A per point. It supports both sinking and sourcing output wiring configurations. The 1769-OW16 module is typically used in various industrial automation applications for controlling output devices based on specific control logic programmed in the PLC.