The world's best stud finder has now gotten even better! Walabot DIY 2 finds the center of wood and metal studs, detects and tracks the paths of pipes and wires, and can even show movement within walls, making it ideal for exterminators. Walabot DIY 2 is designed for everyone from home improvement novices to professional contractors, electricians, plumbers, and carpenters - everyone in need of advanced wall imaging capabilities. Visually identifies the center of woodmetal studs and track pipes wires See it, dont hear it Use cuttingedge technology to see into your walls. Dont just rely on a beep Connects your phone to Walabots internal WiFi. No need for residentialoffice WiFi Detects up to 4 inches 10 centimeters deep inside the walls Works with iOS as well as Android Only scanning Drywall Do NOT use on lath plaster, tiles, or concrete