CNC Shield V3 + 4*A4988 Stepper Driver For RAMPS 1.4 Reprap 3D Printer

This CNC Shield A4988 Stepper 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.

A4988 Stepper Motor : 
Built-in converter; Easy to operate; Output driving performance up to 35V, +/-2A; Great for dealing with complicated useless or overload applications of microprocessor.
Low RDS output; Auto current decay mode check / choose; Mixture and low current decay mode; Sync rectification for lower power dissipation; Built UVLO and cross current protection; 3.3V / 5V; With over-heat off circuit and short protection; Five stepping modes: full, 1/2, 1/4, 1/8, 1/16.

Package Included :

1 * CNC Shield A4988 Stepper
4 * A4988 Stepper Driver
4 * Heat sinks