EMS extended range ball marker is used for underground telecommunication applications and has a five foot passive detective range. Ball marker has a self-leveling design to ensure it remains at a horizontal position.
EMS Ball Marker
5 Foot Passive Range
Orange Waterproof Shell
4 Inch Diameter
Operating Temperature -4 to 122°F
Self-Leveling Design Ensures Marker Remains in an Accurate, Horizontal Position Regardless of How it is Placed in the Ground