Features: 1. to 4 bidirectional DC motors and 4 PWM speed controllers (approximately 0.5% resolution) 2. Up to 2 stepper motor forward and reverse control, single / double step control, staggered or micro-step and rotation angle control 3. 4-way H-bridge: The L293D chip provides 0.6A (peak 1.2A) current per bridge with thermal shutdown protection, 4.5Vto36V 4. The pull-down resistor ensures that the motor remains stopped at power-up 5. Large terminal blocks make wiring easier (10-22AWG) and power 6. With reset button 7. 2 large terminal external power terminals, to ensure logic and motor drive power separation 8. Download Easy to use software library for rapid project development Package Included: 1xL293D Motor Driver Shield