Franklin Sensors ProSensor MAX Stud Finder - 13-Sensors

It requires two AA batteries, which are not included with the product.

No, the ProSensor MAX does not require any calibration. You can begin scanning immediately after installing batteries and pressing the scan button.

It has a maximum detection depth of 2 1/2 inches for thick walls.

Mode 1 functions as a standard stud finder. Mode 2 is designed to detect studs through more challenging materials such as lath and plaster, multiple layers of drywall with OSB/plywood, and large tile.

Yes, the precision LEDs display both the center and edges of studs concurrently, accommodating various stud configurations.

Yes, its accuracy, deep detection, and durable construction make it ideal for professional use.

The device displays stud locations clearly, and it also includes a built-in bubble level to assist with accurate marking and hanging.

Ensure batteries are correctly installed and charged. Verify you are pressing and holding the scan button. Try a different section of the wall or ensure you are scanning over a stud.

Check battery level; low batteries can cause inaccurate readings. Ensure the device is held flat against the wall and moved at a slow, steady pace. Avoid scanning near metal pipes or electrical wires, which can interfere with readings.

Replace the AA batteries. Ensure the battery contacts are clean.

Confirm you are using Mode 2 for materials like lath and plaster or tile. Ensure the wall material is within the specified detection limits. Clean the sensor area on the back of the device.