Feature: 1. 4 Operating Modes: Our micro stepper motor driver board has 4 operating modes, common mode, normal mode, point mode, and auto round trip mode. 2. Multi Protection: The stepper motor drive module has power reverse protection, over current protection and over heat protection. 3. Electronic Components: Our miniature stepper motor driver board is made of exquisite electronic components to give you a comfortable using experience. 4. Fine Workmanship: Reduction stepper motor control module is fine workmanship and good performance, which can be achieved for longer term use. 5. Light Weight: The overall weight of the reduction stepper motor control module is light, which is convenient to install and carry. Specification: Item Type: Micro Stepper Motor Driver Board Material: Electronic Components Voltage Range: DC5V-12V Rated Current: ≤800mA Power Reverse Protection: Yes Overcurrent Protection: Yes Overheat Protection: Yes. Package List: 1 x Stepper Motor Driver Module1 x Cable Note: When the load exceeds 800mA circuit protection, the operation indicator flashes once every 2 seconds, then you need to reduce the working voltage or replace the motor to work normally.