It supports most DC geared motors and encoder speed measuring motors on the market with 5-12V.Onboard power supply anti-reverse connection protection circuit.The motor drive chip comes with various protections such as short circuit, overcurrent, and overheating.The onboard 5V regulator circuit provides 3A high current output.Onboard 3.3V voltage regulator circuit provides 500mA current output.Motor driver chip: AT8236Power output: VM, 5V, 3.3VVM power supply range: 5V-12.6V5V output current: 3ASingle channel maximum current: 6AHall signal Output voltage: 0-3.3VDrive signal Input voltage: 0-7VMotor drive chip protection: over-current protection, short-circuit protection, under-voltage lockout, over-temperature protectionVoltage detection: VM voltage detectionExpansion board protection function: input anti-reverse connection protectionFunction: It can drive two motors with Hall encoders at the same time, and at the same time, the 5V3A high current output supplies power to the main board.Colour:blackMaterial:PCBPackage Contents:1 x Module1 x Screw PackOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.