CNC Shield V3 Expansion Board + 4pcs DRV8825 Stepper Motor Driver Module for 3D Printer

CNC Shield V3 Expansion Board + 4pcs DRV8825 Stepper Motor Driver Module for 3D Printer CNC Shield Board: 1>PWM spindle and direction pins. 2>2 x end stops for each axis (6 inches total). 3>Coolant enable 4>Uses removable A4988 or DRV8825 compatible stepper drivers. 5>Compact design. 6>Stepper motors can be connected with 4 pin molex connectors or soldered in place. 7>Runs on 12-36V DC (At the moment only the DRV8825 drivers can handle up to 36 V so please consider the operation voltage when powering the board.) DRV8825 Stepper Motor Driver: 1 x suitable for driving below 8.2 V ~ 45 V 2.5 A stepper motor. 2) Six different stepping resolutions: full, half, 1 / 4.1 / 8.1 / 16.1 / 32. 3*A simple steps and direction control interface. 4) Adjustable potentiometer can adjust the maximum output current, resulting in higher step rate. 5) Automatic current decay mode detection / selection. 6) Thermal shutdown circuit, undervoltage lockout, crossover current protection. 7) Ground short-circuit protection and load short-circuit protection. 8 x DRV8825: 20 x 15 x 11 mm / approximately 0.79 x 0.59 x 0.43 inches (L - W - H). 9 x heat sink: 9 x 9 x 5 mm / approximately 0.35 x 0.35 x 0.2 inches (L - W - H). Contaisn Package: 1pc x CNC Shield V3 Expansion Board 4pcs x DRV8825 Stepper Motor Driver Module