Machine Model: Neptune 4 Plus Build Volume: 320×320×385mm Firmware: Klipper Printing Speed: Up to 500mm/s Auto Bed Leveling Auxiliary Leveling: 121-point Extruder Type: Dual-gear direct extruder Nozzle: 300°C high-temp nozzle Heated Bed: 320W, 110°C PEI Magnetic Platform: Yes Thermal Break: All-titanium alloy Cooling Fan: 2 × 4015 ball bearing model cooling fans, 3010 ball-bearing blower fan, 2 x 6025 ball-bearing blower fans LED Light Bar: With 24 beads Nozzle LED Light: Yes Others: POM V-guide wheels, Y-axis with two rows of 3 3V wheels double Y-axis profile