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3D printer new version StepStick A4988 stepper drives Pololu Reprap - details see: https://www.machineto.com/3d-printer-new-version-stepstick-a4988-stepper-drives-pololu-reprap-10234564

Brief introduction

This product is a micro for the Allegro's A4988 DMOS Driver with Translator and Overcurrent Protection Pololu carrier board or interface board, so we recommend to read carefully before using this product A4988 data sheet. Stepper motor driver that allows you to control up to 2 A output current per coil of a bipolar stepper motor.

Product Features

* Ground and load short-circuit protection
* Adjustable current control
* Intelligent chopping control
* Over-temperature thermal shutdown
* Undervoltage lockout
* Crossover-current protection
* Simple steps and direction control interface
* Full step, half step, quarter-step, eighth step, sixteen step

Check photos:

Shipping express way

1. The goods will be shipped without tracking number within 1-7 business working days. after confirmed the payment.
2. The goods can be shipped by your choice. If the curiers or the post office with tracking number.We will provider you with the updated shipping cost as per your request. The following is the estimated delivery time for the different shipping way. Pls contact us directly and we will use your preferred way. We cooperate with more express forwarder in China. So we can get more discount in the shipping way.

Payment terms:

1. TT

2. alipay

3. western union

Warranty and return policy

1. our product has been carefully inspeated by us. So we are pleased to offer our buyer satisfaction.

2. If the items are defective. pls informed us within 3 days of delivery. Pls contact your salesperson before returning the products. We will either replacement or refund upon receupt the defective item. Customers are responsible for the return shipping cost.

3.You can return the goods to us within the warranty day if the goods was broken.

4. If the goods are damaged due to the transportation process,we do not have responsibility,but we will try our best to help you to get the compensation from the transport company .

5. After getting the returned item, we will refund the customer at the item's price ( excluding the shipping costs to and from )

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