Features: 100% Brand new and high quality! Motor drive module comes with its own four HG7881 chip. Can drive 4 DC motors or two 4-wire 2-phase stepping motor. Specifications: Module supply voltage: 2.5-12V Suitable for the motor range: motor operating voltage 2.5V-12V 0.8A maximum operating current Size: 49mm x 36mm Color: Blue Package incldues: 1 x HG7881 4-Channel DC Stepper Motor Driver Controller Board for Arduino