The Zircon MultiScanner 740 Electronic Wall Scanner with Built-In Wall Marker is a convenient and reliable tool for accurately detecting studs, wires, and pipes behind walls. With its digital display and built-in location marker, it makes finding hidden objects easy. This yellow plastic scanner is battery-powered and portable, making it perfect for use in various home improvement and DIY projects. The Zircon MultiScanner 740 is a must-have for anyone who needs to accurately measure and layout walls in their home or workshop.