Laser leveling, layout and stud locating on vertical and horizontal surfaces. Wood, metal and live wire detection. Detects wood up to 3/4" depth. 20' laser line projection onto work surfaces with 90° squaring. LCD sensing and mode display with continuous live wire detection. Thumb dial adjustable feet for leveling the laser. Easy keypad operation. Ergonomically designed fro comfort and grip. Requires 9 volt battery.