Stanley Fatmax Stud Finder 400 Manual Verified -

: Place the device flat against the wall in a vertical orientation.

Press and release the . You will hear two beeps, and the LCD will display “CAL.” stanley fatmax stud finder 400 manual verified

on the side of the unit.

The Stanley FatMax Stud Finder 400 is a professional-grade electronic sensor designed to locate the center of wood or metal studs behind drywall and other common building materials. This tool utilizes advanced electronic signals to identify density changes, providing both visual and audible feedback once a stud or live AC wire is detected. : Place the device flat against the wall