Features:
100% Brand new and high quality!
Automatic current decay mode detection / selection.
Mixed with slow current decay modes.
Synchronous rectification for low power dissipation.
Internal UVLO.
Crossover-current protect.
3.3 and 5 V compatible logic supply.
Thermal shutdown circuitry.
Ground Fault Circuit.
Load short-circuit protect.
Best choice for yourself or your friend.You will not be disappointed!

Specifications:
Color: Blue
Size: 20*15mm
Step five selectable modes: full， 1/2， 1/4， 1/8 and 1/16

Package included:
10 x Stepper Motor Driver Module