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U-3PO is a protocol droid with printing much like C-3PO's. It is mainly silver metallic, with dark stone grey hands and cool yellow optical sensors. Printing of a restraining bolt is on the left side of its chest. In the center of its stomach is a circular pattern shared by all protocol droids. In-between its hip and stomach printing are blue, red, white and yellow exposed wires. U-3PO's hips have a single black arc as a continuation of its torso print, while its legs have black printing depicting leg plating.
This is a description taken from LEGO.com. Please do not modify it. (visit this item's product page) U-3PO
A protocol droid very similar in model to C-3PO, U-3PO appears to serve Princess Leia’s crew aboard the Tantive IV blockade runner as part of the House of Alderaan’s diplomatic corps.