Klein Tools ESF100 Electronic Stud Finder and Wall Scanner with Bubble Level, for Wood and Metal Studs, Bright Green LEDs, Batteries Included

DETECT HIDDEN WOOD AND METAL STUDS: Stud finder accurately detects hidden wood and metal studs up to 1-1/2-Inch deep with auto deep scan, AUDIBLE ALERTS AND LEDs: Clear indication of stud width with bright LEDs and adjustable sound alerts, ERGONOMIC DESIGN: Handheld grip with wall-protecting felt pads, CONTINOUS SCANNING: HOLD mode for continuous scanning without trigger depression, BUILT-IN BUBBLE LEVEL: Quick alignment for picture hanging and other tasks with one-handed operation, PRECISE MARKINGS: Top and bottom center indentations allow for precise markings, DURABLE AND READY TO USE: Includes (2) AA batteries and withstands 6.6-Foot (2 m) drops for long-lasting reliability