Intelligent Algorithms: lntelligent algorithms optimize printing texture and flow rate, which can improve print quality and make models much smoother. Noiseless Mainboard: This 32 bit silent motherboard adopts TMC2208 ultra silence driver,which can greatly reduce the running noise. Easy Installation: This mainboard has been flashed before shipping,which makes it totally plug & play. Powerful Chip: Adopted Controller-Chip ensures lower energy consumption and faster, more accurate operation. Item model number:RDX099SE Type:A:for V2 Colour:As Shown Material:PCB board Package Contents: 1 * motherboard Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.