Flux sensor

Flux Sensor is a Quest item in Fallout 4 which you can return this item to Haylen for Caps.

Locations
This item can spawn at various locations once the quest Quartermastery is accepted from Scribe Haylen, a map location and quest marker will be added to the area it has spawned. These include:


 * Mass Pike Tunnel
 * Monsignor Plaza
 * Trinity Plaza
 * Chestnut Hillock Reservoir
 * West Everett Estates
 * BADTFL regional office
 * Hubris Comics
 * Super-Duper Mart (Fallout 4)