This display linear ruler is a good helper for industry measuring. Having remote display, it is very convenient for you to read the data. There are five keys on remote readout, which is more practical and convenient to use. Low power consumption and low radiation. It is a multi-functional digital linear scale that can meet your need. Features: Vertical and horizontal beam 2-in-1 for router lift, router table, planer and table saw. Quick measure speed at 120" per second. Large crystal LCD display. Remote readout display is more convenient for reading and operation. Low power consumption and low radiation. Magnetic and clamp hardware on remote readout. Inch, fractional and metric reading. Mounting hardware included. Used to be equipped together with various industry lathes and upgrade old lathe. Specifications: Measuring range: 0-150mm, 0-200mm, 0-300mm (optional) Material: aluminium alloy Resolution: 0.01mm or 0.0004in Accuracy: ±0.06mm or 0.002in (0-150mm) ±0.08mm or 0.003in (0-200mm) ±0.1mm or 0.004in (0-300mm) Button cell battery: 1 x 3V CR2032 (not included) Package size: 355 x 70 x 40mm or 13.98 x 2.75 x 1.57in (0-150mm,0-200mm) 455 x 70 x 40mm or 17.91 x 2.75 x 1.57in (0-300mm) Package weight: 300g or 10.58oz (0-150mm) 320g or 11.29oz (0-200mm) 360g or 12.7oz (0-300mm) Package List: 1 x Digital Linear Scale with Remote Display 1 x User Manual Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.