Original EMAX ES9257 High Speed Digital Servo 2.5kg Micro Digital 3D Tail Servo

A4988 is a complete microstepping motor driver with built-in translator for easy operation. This product is available in full, half, 1/4, 1/8 and 1/16 step modes operate bipolar stepper motors, output drive capacity of up to 35 V and ± 2 A. HR4988 includes a fixed off-time current regulator, the regulator in slow or mixed decay modes. A4988 converter is the key to the easy implementation. As long as the “step” input inputting one pulse drives the motor one microstep.

This Smart Controller contains a SD-Card reader, an rotary encoder and a 20 Character x 4 Line LCD display. You can easy connect it to your Sanguinololu board using the “smart adapter” included. After connecting this panel to your Sanguinololu you don’t need your pc any more, the Smart Controller supplies power for your SD card. Furthermore all actions like calibration, axes movements can be done by just using the rotary encoder on the Smart Controller. Print your 3D designs without PC, just with a g-code design stored on the SD card.