It sounds like you’re referring to a piece of electronics—likely a PCB (printed circuit board) marked with “HannStar J MV-4 94V-0.” “94V-0” is a UL flammability rating, and HannStar is known for displays and components.
The board was small, unassuming—pale green with silver traces winding like rivers through a valley. Stamped on its edge in crisp white lettering: . hannstar j mv-4 94v-0
Old Man Elias had salvaged it from a cracked LCD TV left in the rain behind the repair shop. Everyone said he was crazy to keep such junk. But Elias saw what others didn’t: the board still held a ghost. It sounds like you’re referring to a piece