KY-999 Replacement Power Supply, 12 VDC AC/DC Adaptor Cord, Barrel Connector Unbranded Model KY-999 I/P AC 100-240VAC 50-60 Hz O/PDC: 12 VDC 1A Barrel Connector AC/DC Adartor VWACDC Converter For Visionworks display models: works on Visionworks monitors as well as an alternative option to power you monitor with 110 volts.