Its screen doubles as a flashlight for fixing visibility issues in dark or obscured areas (enabled by holding down the Pip-Boy button). It also includes a Geiger counter and a radio. This multifunction device has been programmed by Pip-Boy developers to display the wearer's stats, area maps, inventory and item properties. The Pip-Boy 3000A is worn on the character's left forearm. The player character is equipped with the Pip-Boy 3000A it is indicated that there are other models in the 3000 line, with A being one of the oldest.