Eyebot Upgrade Circuit Board

Eyebot upgrade circuit board is a miscellaneous item in the Fallout: New Vegas add-on, Lonesome Road.

Characteristics
Most likely the first upgrade for ED-E you will come across. This gives the first rank of Comrader-E to ED-E, allowing him to repair your currently equipped item once per day.

Location
Hopeville Silo Bunker Entrance, after you return power to the silo, go through the newly opened door. The upgrade is inside of a damaged eyebot.