With a Franklin Sensors stud finder, you have the fastest, easiest, most accurate stud finder on the market. To operate the ProSensor M50, simply press and hold the button then place it on the wall and go. There is no calibration procedure. You can instantly find studs. Once you have it on the wall, the LEDs show you right where the stud is. When you move the unit back and forth, the ProSensor M50 continues to track the location of the stud which makes it easy to instantly see the edges and the center of the stud. Franklin Sensors stud finders are the most accurate stud finders because they have more sensors. Other stud finders typically have only 1 or 2 sensors. The M50 has 5. With Franklin Sensors' patented technology, you can find stud positions with unbeatable accuracy. The ProSensor M50 take two AA batteries. Do NOT use Rechargeable batteries. The M50 may also identify live wires. The ProSensor M50 is proudly made in the USA.
WARNING: This product can expose you to chemicals including Bisphenol A (BPA), which is know to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov