14 SECTIONS DESIGN: The prism pole is 4 section design, has a total length of 2 meters, with standard interface, easy to install and disassemble. 2ALUMINUM ALLOY: The 4 sections pole is made of aluminum alloy material, with light weight, corrosion resistance, and has a long service life. 3STABLE STRUCTURE: The prism rod adopts thickened body, which can be stable even when there is wind, ensuring accurate measurement data. 4MAIN PURPOSE: This surveying rod is suitable for difficult to operate positions such as wall corner, commonly used for ground base measurement. 5WITH LEVEL BUBBLE: The surveying pole is equipped with level bubble, making it easy to operate and level, with high accuracy and concentricity.