The Stanley S110 Stud Sensor is a compact and efficient entry-level detector designed for locating wood and metal studs behind drywall. It uses electronic signals to identify framing up to 19mm deep, making it an essential tool for basic home improvement tasks like hanging mirrors, pictures, or shelving. Featuring a simple one-button operation, the S110 provides both visual and audible feedback to ensure you find the edges of studs accurately. The slim, lightweight profile allows it to fit easily into a pocket for quick access during any project. Benefits Detects wood and metal studs up to 19mm deep for reliable home installations Integrated AC detection identifies live wires up to 50mm deep to improve safety Single button operation provides a straightforward and intuitive user experience Directional LED indicators and audible alerts offer clear guidance to the stud location Auto-calibration technology prevents initial setup errors for more consistent readings Good to know Detection depth for wood and metal is 19mm Detects live AC wires within a 15–45cm radius Features a center marking channel for accurate layout and pencil marks Requires 2 x AAA batteries which are included with the unit Best suited for standard drywall and internal partition walls