Stealth Boy

RobCo Stealth Boy 3001 is a personal stealth device. It generates a modulating field that transmits the reflected light from one side of an object to the other. It was used by the Nightkin elite super mutant units. It weighs 3 pounds.

Stealth Boy is an unstable technology reverse engineered by the U.S. from the Hei Gui stealth armor, worn by elite Chinese "Black Ghost" counterinsurgency/terror units.

Appearances in games
Stealth Boy can be found only in the first Fallout, although it is mentioned in Fallout 2. The device's backstory wasn't developed until Van Buren, the cancelled Fallout 3 by Black Isle.