Arduino uno r3 smd + DRv8825 shield CNC 3D PRINTER

Arduino uno r3 smd + DRv8825 shield CNC 3D PRINTER UNO R3 CH340 + CNC Shield V3 Expansion Board + 4 x DRV8825 Stepper Motor Driver Module for 3D Printer NOTE: The order over 20 Euros will be shipped by a GSL courier express (48-72h). The order less than 20 Euros will be shipped by the certified mail of post office. CNC Shield Board: 1 gt;PWM spindle and direction pins. 2 gt;2 x End stops for each axis (6 in total) 3 gt;Coolant enable 4 gt;Uses removable A4988 or DRV8825 compatible stepper drivers. 5 gt;Compact Design 6 gt;Stepper motors can be connected with 4 pin molex connectors or soldered in place. 7 gt;Runs on 12-36V DC (At the moment only the DRV8825 drivers can handle up to 36V so please consider the operation voltage when powering the board.) DRV8825 Stepper Motor Driver: 1) * Suitable for driving below 8.2 V ~ 45 V 2.5 A stepper motor. 2 x 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)*Short circuit protection and short circuit protection. 8)*DRV8825:20 x 15 x 11 mm/approx. 0.79 x 0.59 x 0.43 inches (L-W-H). 9)*Heat Sink: 9*9*5mm/approx 0.35*0.35*0.2inch(L-W-H) UNO R3 ATMEGA328P CH340: 1. Increases the pin socket, to facilitate the use of DuPont line. Package contains: 1 x UNO R3 CH340 1 x CNC Shield V3 Expansion Board. 4 x DRV8825 Stepper Motor Driver Module