/Features: Upgrade your printer with for the newest motherboard kit. Comes pre-packaged with a silent board upgrade CR4CU220812S12 32Bit TMC2209 X2000E. This offers significant improvements in noise levels and printing precision. Furthermore, the kit includes all necessary install screws for an effortless setup. Built to last, this mainboard guarantees the outstanding performance and reliability that you have come to expect from for printer parts. Specifications: type: A- K1 MAX Motherboard Due to different batches, there may be differences in product appearance and printed text, which will not affect use Material: PCB colour: Black Package Contents: 1 x K1 MAX Mainboard Kit 1 x screw bag 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.