The Pro3 Plus is a professional dual extruder 3D printer with user-friendly features for an easier 3D printing experience, and a large build volume making it well suited for large-scale production and multi-sized rapid prototyping. Build Volume (W D H) Single Extruder Print: 300 300 605 mm (11.8 11.8 23.8 inch) Dual Extruder Print: 255 300 605 mm (10 11.8 23.8 inch) Compatible with Raise3D Hyper Speed Upgrade Kit Enhanced Printing Platform Features Interchangeable Hot End and Extruder Cover Air Flow Manager EVE Smart Assistant Lightweight Cable with Digital Temperature Measurement Auto Bed Leveling Automatic Pausing with Door/Lid Sensors Flexible Build Plate HD Camera