Up Box 3d Printer is accurate and stable. The BOX+ is capable of printing detailed prototypes and end-use parts with minimal layer line visibility in a variety of materials Tiertime up box plus Have Great 3D Printing Features: > High Print Quality > Recirculating HEPA Filtration with Activated Carbon > Full Enclosure > Empty Spool Detection > Interchangeable Print Surfaces > Automatic Platform Calibration > Powerful Software > Advanced Materials Options > Large Build Volume Tiertime UP Box Plus tiertime up box UpBox Plus https://3dprinterbuy.com/product/tiertime-up-box-plus/