Stanley Fatmax Stud Finder 300 OnePass? center-find technology locates stud centers Deep metal scan senses metal up to 76.2mm through material Auto-calibration Backlit LCD screen great for low light conditions Wood and metal stud detection up to 38mm through material Stanley Fatmax stud finder identifies live wires up to 50.5mm deep Marking channel New ergonomic design with soft grips Battery: 9v not included
