Features:Digital readout allows precise and repeatable adjustments. This digital readout kit can be installed on a variety of woodworking and metalworking machines allowing conversion to digital readout. Remote readout display convenient for reading and operation. Quick response speed of 3 m/s, no overspeed error occurred. It is used to be equipped together with various industry lathes and upgrade old lathe. Specifications:Material: Aluminum alloyColor: BlackMeasuring range: 0-150 (mm)Accuracy: 0.06Division value: 0.001mmBattery: 2 x 3V CR2032 button battery (Not included)Length: Approx. 28.5cm / 11.2inchWeight: Approx. 305gPackage included:1 x Digital readout kit (battery not included)1 Set x Install fittings.Note:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.