5pcs A4988 - Stepper Motor Driver Module Board Red with Aluminum Heat Sink Compatible with ramps 1.4 3D Printer Reprap, CNC Machine or Robotics - LIONX

Adjustable current control for precise motor performance Five different step resolutions: full-step, half-step, quarter-step, eighth-step, and sixteenth-step Thermal protection, under-voltage lockout, and crossover-current protection for enhanced safety Intelligent chopping control for optimal current decay mode selection Wide compatibility with 3D printers, small CNC machines, and robotics