Leviton Lumina Pro Security & Automation Upgrade Chip (Open Box) $46.99 $58.44 Item # LV20A0422UPG_OB 1 available at this price. Quantity discounts available QuantityPrice Qty -+ Buy Now WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov Product Description EPROM chip upgrade with installation instructions is only used to update older boards (before 02/08) that do not have flash memory. Newer boards have ... Tech Specs HAI #: 20A04-21UPG Product DescriptionTech SpecsBackEPROM chip upgrade with installation instructions is only used to update older boards (before 02/08) that do not have flash memory. Newer boards have flash memory for easy firmware updates and 5 serial ports.BackHAI #: 20A04-21UPG