A4988 Stepper Motor Driver Module Board for 3D Printer CNC + Heat Sink Red

Description:

Low RDS (on) output; Automatic current decay detection/selection.
Mixing and slow current decay ; Low-power dissipation synchronous rectification; Internal UVLO.
Thermal shutdown circuitry, cross current protection, ground fault circuit and load short circuit protection.
Five optional step : full-step, half-step, quarter-step, eighth-step, and sixteenth-step.
3.3 and 5V compatible logic power supply; Widely used in 3D printers and small CNC machines.

Specification:

Size: Approx. 15.3 x 20.3 x 10.9mm

Package Includes:

1 Piece 4988 Stepper Motor Driver
1 Piece Heatsink