This digital readout kit can be installed on a variety of woodworking and metalworking machines allowing conversion to digital readout.Features:Remote readout LCD display convenient for reading and operation.The design is novel and has strong anti-interference ability.Quick response speed of 3 m/s, no over-speed error occurred.The display has 2 magnet on the back, which can be attached to iron and is more convenient to use.It is used to be equipped together with various industry lathes and upgrade old lathe.Specifications:Measuring Range: 0-150mm, 0-300mm (optional)Accuracy: 0.06Battery: 2 * 3V CR2032 button cells (not included)ON/OFF: Power switch buttonABS: Relative measurement and absolute measurement conversionmm/in: millimeter and inch standard conversionZERO: Data reset(zeroing) at any positionSET: In the imperial standard measurement state, each time the button is pressed, the resolution of the fraction part is switched between 1/32,1/64,1/128.Package Weight:0-150mm: 305g / 10.76ounces0-300mm: 330g / 11.64ouncesPackage Size: 355 * 68 * 42mm / 13.98 * 2.68 * 1.65inPacking List:1 * Digital Readout Kit1 * Set of Mounting Accessories