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Brand Name : JH Stock
Model Number : A4988
Place of Origin : Shenzhen
MOQ : 30pcs
Price : Negotiable
Payment Terms : T/T, Western Union, Paypal
Supply Ability : 1000pcs per week
Delivery Time : 3-5 working days
Packaging Details : Support Customized
Name : A4988 Driver Expansion Board
Model : A4988
Use : engraving machines, 3D printers
Color : As picture
Weight : 25g
Warranty : 360 Days
Lead time : 3-5 working days
Port : Shenzhen
Uno CNC Shield V3 Engraving Machine/A4988 Driver Expansion Board
Descriptions of A4988 Driver Expansion Board
 100% brand new and high quality
 This expansion board as a driver expansion board, can be used for engraving machines, 3D printers.
 It is a total of four slots, can drive four A4988 stepper motor. Each road stepper motors only need two IO ports.
In other words, six IO ports can be well managed three stepper motors. Very convenient to use.
 UNO for Arduino module IO port correspondence introduction.
Parameters of A4988 Driver Expansion Board
| Product Name | A4988 Driver Expansion Board | 
| Model number | A4988 | 
| Use | engraving machines, 3D printers | 
| Color | as picture | 
| Weight | 25g | 


The Time to Receive Your Items
 There are two key factors which will affect the time you receive your items
 1) Item processing time
     If you only buy JH stock, we can ship out in 3-5 working days
     If your order includes JH stock, sourcing products, or packages from your other suppliers,usually we can ship out in two weeks
 2) Shipping method you choose
     Your own forwarder in China 1-3 working days
     DHL&TNT&UPS&Fedex: 3-7 working days
     EMS: 6-10 working days
     Airport to Airport: 8-10 working days
     Train Shipment: 20-25 working days
     Sea Shipment: 25-30 working days
  
Shipping Methods We Support
 1) DHL, Fedex, UPS, TNT,EMS for air shipments
 2) Big shipment by Air/Train/Sea
 3) Customers' forwarder in China (Free for Shenzhen&Guangzhou City)
     Track Your Shipment
     JH sales will send you tracking number&information after we arrange the shipment out
About Import Taxes
 1) You have to know about the import duty rule of your country before placing order
     JH is not responsible for customers' import duty and customs cost
     JH does not add any sales taxes or hidden charges on customers' order
 2) Many countries do not charge import duties on private items, samples, and goods below a certain stated value
     JH sales can write lower value on the shipping invoice if you want to reduce the taxes
Common Problems in Shipping Process
 a) During the Christmas period (December), the number of the postal parcel increases fast, which will lead to a waiting time of all the products
 b) When the parcel get to the target country's customs, they may need to contact you in certain cases to confirm shipment details
     The fees caused by the procedure of the clearance should be paid by the consignee
 c) The expense caused by the parcel rejection will be afforded by the consignee
 d) The extra expense caused by some cases (address is not very clear or the consignee can not be contacted) should be paid by the recipient
     If the parcel is destroyed by the customs, the expense is also paid by the consignee
     In general,shipping problems are relatively rare
     We check all orders to ensure the delivery information is sufficient for the courier
     And tracking details are given to customers so that they know when to get the delivery
     For the problems happened in the process of shipping JH Electronics Sourcing will offer full assistance
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| Uno CNC Shield V3 Engraving Machine A4988 Driver Expansion Board Images | 
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