the activation button. A series of tones will sound, and the "Ready" icon will appear on the LCD once calibration is complete (usually 1–3 seconds).

The Stanley Fatmax Stud Finder 400 comes with the following features:

The FatMax series often includes specialized modes accessed by toggling the power or mode buttons:

Follow these steps to locate the exact center of a wall stud: How To Use a Stanley Stud Finder

: Keep the activation button depressed and the device flat against the surface during the entire scan.