this is a 3d printer kit.
- uno r3 arduino compatible board:atmega328-au single-chip installed uno bootloader.usb programming is provided by ch340g.usb-b includes connectors and cables.including the title pin.input voltage:7-15v.0-5v output,3.3v compatible input.14 digital i/o pin (6 pwm outputs).6 analog input.
- isp title.32k flash memory 16mhz clock speed.all smd structure.r3 shield compatible.input voltage:no external power supply connected to the computer usb,external power supply 5v ~ 9v dc.
- output voltage:5v dc voltage output and 3.3v dc voltage output.use the atmel atmega328 microprocessor controller.
- cnc shield v3:this expansion board as a drive expansion board,can be used for engraving machine,3d printer.it has four slots,which can drive four a4988 stepper motors.
- each stepping motor requires only two io ports.in other words,six io ??ports can well manage three stepper motors.use very convenient.warranty:1 * cnc shield v3.4 * a4988 step drive with radiator.1 * uno r3 mega328p ch340g.
Click Here If You Need More Detailed Info…
Specifications: Size: A4988:20*15*11mm(LWH) Heat Sink: 9*9*5mm(LWH) Weight: 0.8ounces Color: Red Package Included: 5*A4988 StepStick Stepper Motor Diver Module 5*Heat Sink
- Widely used in 3D printers
- Simple step and direction control interface
- Ground fault protection, over-current protection and thermal protection
- Five different step resolutions: full-step, half-step, quarter-step, eighth-step, and sixteenth-step
- Adjustable current control
Visit The Website For More Information…
- Excellent heat sinks and the adhesive: Work well for Reprap MKS Mendel stepper Driver TMC2100 DRV8825 LV8729 and other motherboard.
- Excellent heat dissipation, comes with two extra heatsinks for gifts.
- Size: 9*9*12 mm/ 0.35″x0.35″x0.47″.
- Ｍaterial: Aluminum, very light and easy to install,
- Package included: 12 Pack Heatsinks + 2 extra heat sink. Need more help please contact us with Email. We will give you help within 24 hours.
Detailed Information available on our Homepage…