Check the listing for details. Linear Scale Digital Readout 2/3 Axis DRO Display Kit for Bridgeport Mill Lathe. Condition: New. Listed at 99.99 USD. Benefits :(1) Digital display to eliminate backlash and improve precision(2) Advanced trigonometric calculation so to accomplish a perfect project(3) 11.6”wide display to offer excellent long-distance viewing(4) Digital readout kit can avoid wasting weeks to check machine precision(5) Lifetime free technical support, 2Years warranty, 30-day return(6) 1pc digital readout(2Axis/3Axis) with scales(upon your options) , 5μm /1μm resolution (at 45ºC) Specifications & Functions Applications: Milling Machine, Lathe, EDM, Grinder AC80V~260V,50~60Hz,US/UK/AU/EU plug Power consumption: 15VA Operating temperature: 0~45℃ Storage temperature: -30~70℃ Relative humidity: Less than 90% Readout input signal: TTL square wave Input signal frequency: Less than 5M Hz Resolution : 5µm (0.005mm/0.0002") Min resolution of DRO angle :0.0001/pulse DRO Dimensions: 11.6"X6.7"X2.56" Linear Scale Interface: DB9(RS232) SDM 200 sets memory, power-off memory for 10years , circumference drilling, oblique line drilling, 1/2 centering PCD function R function Smooth R function The simple R function Chambering (applicable to: Milling machine,Boring machine) Tool conpensation (for lathe) Machining of oblique plane Calculator Package Included :1set DRO Or Linear Scales ( Per Your Choice )1set Installation Accessories1pc User ManualNote: Due to the shipping limits, the Digital Readout and Linear Scale will be in two separate packages, if you just received one of them , please be a little patient , the other one must be still on the way to you , you can also contact customer service to get the updates , thank you for understanding . FAQ:Q1 : are the length 100mm, 150mm, 200mm.... travel length or total ?Answer : all are travel length , total length = Travel Length +140mmQ3 : if i need a scale like 255mm , can you offer it ?Answer : 250mm is enough , its measuring range can reach up to 270mm，so you can use if you need to measure 255mm. Q4: How to switch Mill type to Lathe type ?Answer : Please watch the following video . (press 6 times after DRO powers on) Q5: Do you have Installation Manual ?Answer : Yes, Please contact the customer service to get the video. (The file is too large to upload here ) Q6 : Do you have any other kits that not listed , such as 100+250+300mm ？ Answer : Yes, we have any kind combinations to meet your demands , please just contact us.For any more videos, Please just contact us to get it , thanks!Benefits :(1) Digital display to eliminate backlash and improve precision(2) Advanced trigonometric calculation so to accomplish a perfect project(3) 11.6”wide display to offer excellent long-distance viewing(4) Digital readout kit can avoid wasting weeks to check machine precision(5) Lifetime free technical support, 2Years warranty, 30-day return(6) 1pc digital readout(2Axis/3Axis) with scales(upon your options) , 5μm /1μm resolution (at 45ºC) Specifications & Functions Applications: Milling Machine, Lathe, EDM, Grinder AC80V~260V,50~60Hz,US/UK/AU/EU plug Power consumption: 15VA Operating temperature: 0~45℃ Storage temperature: -30~70℃ Relative humidity: Less than 90% Readout input signal: TTL square wave Input signal frequency: Less than 5M Hz Resolution : 5µm (0.005mm/0.0002") Min resolution of DRO angle :0.0001/pulse DRO Dimensions: 11.6"X6.7"X2.56" Linear Scale Interface: DB9(RS232) SDM 200 sets memory, power-off memory for 10years , circumference drilling, oblique line drilling, 1/2 centering PCD function R function Smooth R function The simple R function Chambering (applicable to: Milling machine,Boring machine) Tool conpensation (for lathe) Machining of oblique plane Calculator Package Included :1set DRO Or Linear Scales ( Per Your Choice )1set Installation Accessories1pc User ManualNote: Due to the shipping limits, the Digital Readout and Linear Scale will be in two separate packages, if you just received one of them , please be a little patient , the other one must be still on the way to you , you can also contact customer service to get the updates , thank you for understanding . FAQ:Q1 : are the length 100mm, 150mm, 200mm.... travel length or total ?Answer : all are travel length , total length = Travel Length +140mmQ3 : if i need a scale like 255mm , can you offer it ?Answer : 250mm is enough , its measuring range can reach up to 270mm，so you can use if you need to measure 255mm. Q4: How to switch Mill type to Lathe type ?Answer : Please watch the following video . (press 6 times after DRO powers on) Q5: Do you have Installation Manual ?Answer : Yes, Please contact the customer service to get the video. (The file is too large to upload here ) Q6 : Do you have any other kits that not listed , such as 100+250+300mm ？ Answer : Yes, we have any kind combinations to meet your demands , please just contact us.For any more videos, Please just contact us to get it , thanks!