Features: ERB is a 3D printer multicolor control board base on RP2040, mainly used in Enraged project. It can also be used in other motor control situations. Elevates your 3D printing experience with the ERB V2.0 Mainboard, a cutting edges multicolor control board power by RP2040, specifically for the Enrage Carrot (ERCF) V2 project. Perfect for those push the boundaries of their multicolor printing projects and require precise motor control. Suitable for use in 3D printer builds or upgrades, the ERB V2.0 provides efficient management for prints. Specifications: Component:ABS Size:Approx.92.8x37.7mm/3.65x1.48inch Package Includes: 1Pc ERB V2.0 Motherboard note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.