Metal wood stalk center detector with detection metal and voltage function
Used to detect the center position of a metal or wooden stem inside a wall, and to detect the metal and voltage function spline inside the wall, whether the wires inside the wall are live, etc.
Specifications:
1) Quick detection of the center of the stem
2) LCD display for easy reading
3) Detectable wood metal terrier with walls within 1 1/2 inches (38 mm)
4) Detectable metal pipes with walls within 3 inches (76 mm)
5) Detectable live wires in walls with a thickness of 3 inches (76 mm)
6) Auto-correction for all detection functions
7) Operated by 1 6F22 9V battery
