Specification Brand : ANKROYU BulletPoint1 : 【Compact and Affordable】Meet the compact and cost-effective solution for your 3D printing needs with the 3D printer mother board to house all necessary electronics within a small footprint, this board offers a budget-friendly option without compromising on performance BulletPoint2 : 【Versatile Expansion Capabilities】Unlock the full potential of your 3D printer with the 3D printer control board. Seamlessly interface with a range of accessories and peripherals, empowering your printing projects with expansive capabilities BulletPoint3 : 【Modular Design for Easy Maintenance】Experience hassle maintenance and servicing with the 3D printer electronics board. Featuring plug-in stepper drivers and extruder control electronics, this design facilitates effortless part replacement and upgradeability BulletPoint4 : 【Scalable System with Expandable Options】Maximize the potential of your 3D printer setup with the printer stepper motor driver board scalability. Effortlessly integrate additional expansion boards to enhance functionality, while ensuring the main board remains at the helm of the system BulletPoint5 : 【Effortless Programming and Connectivity】Streamline your workflow with the built-in boot-loader feature of the 3D printer accessory board. Simplify the programming process by directly downloading programs via USB, eliminating the need for external writers or additional steps Color : Board with Cable ExternallyAssignedProductIdentifier : 7599520336803 IncludedComponents : 1 Original A4988 Stepper Motor Driver ItemName : ANKROYU 1.4 Controller, 3D Printer 1.4 Controller Board, A4988 Driver 3D Printer Kit, 3D Printer Module Kit for R3 A4988 with Heat Sink USB Calbe Jumper Kit ItemPackageDimensions_Height : 11.303 centimeters ItemPackageDimensions_Length : 1.7018 centimeters ItemPackageDimensions_Width : 6.5024 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : 3d-printer-controllers Manufacturer : ANKROYU ModelNumber : 3A004 NumberOfItems : 1 PartNumber : ANKROYU0b5fir47ug ProductDescription : Specifications: RAMPS 1.4 Size: 9.1 x 5.9cm / 3.58 x 2.32" Board for R3 Size: 10.8 x 5.5cm / 4.25 x 2.16" A4988 Color: Green A4988 Quantity: 5pcs Package Includes: 1 x RAMPS 1.4 Board 1 x Board for R3 5 x Soldered A4988 Drivers 5 x Heat Sinks 1 x USB Cable 15 x Jumpers