Feature 1This Contoller Kit includes CNC shielded V3.0 + for board + for Nema 17 stepper motor + A4988 stepper motor driver + heat sink 2CNC Shield V3.0 the latest version 3.0, compatible with GRBL 0.8c, supports 4 axes, each axis has 2 end stops 3Compact design The stepper motor can be connected or soldered into place with a 4pin connector 4Stepper Drive Use a detachable A4988 compatible stepper drive with jumpers to set the microstepping for the stepper drive 5Includes stepper motor for Nema 17 model, holding 26Ncm (36.8oz.in), 12V / 0.4A and 1.8 degree angle (200 steps / rev)SpecificationFeatures: 1. This Contoller Kit includes CNC shielded V3.0 + for board + for Nema 17 stepper motor + A4988 stepper motor driver + heat sink. 2. CNC Shield V3.0 - the latest version 3.0, compatible with GRBL 0.8c, supports 4 axes, each axis has 2 end stops. 3. Compact design - The stepper motor can be connected or soldered into place with a 4-pin connector. 4. Stepper Drive - Use a detachable A4988 compatible stepper drive with jumpers to set the microstepping for the stepper drive. 5. Includes stepper motor - for Nema 17 model, holding 26Ncm (36.8oz.in), 12V / 0.4A and 1.8 degree angle (200 steps / rev). Specification: Condition: Brand New and High Quality Main Material: ABS + Metal Weight: approx. 360g Package List: 1 * CNC Shield V3.0 1 * for board 4 * A4988 driver 1 * USB cable 1 * Stepping motor .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Note:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.