HESAI A4988 Stepstick Stepper Motor Driver Module + Heat Sink for RepRad 3D Printer RAMPS 1.4 Controller (Pack of 5 pcs)

Description

Note:The Color Of A4988 Will Be Shipped In Random(green or red)Description:-Intelligent chopping control that automatically selects the correct current decay mode (fast decay or slow decay) -Over-temperature thermal shutdown, under-voltage lockout, and crossover-current protection -Automatic current decay mode detection / selection -Internal UVLO -Mixed with slow current decay modes -Synchronous rectification for low power dissipation -Crossover-current protection -Thermal shutdown circuitry -3.3 and 5 V compatible logic supply -Thermal shutdown circuitry -Ground Fault Circuit -Load short-circuit protection -Of five optional step mode: full, 1/2, 1/4, 1/8 and 1/16Package List: 5x A4988 Diver Module 5x Heat Sink 1x Screwdriver