Feature: On-board DIP switch, you can easily adjust the drive segmentsTerminal power connector for easy connection drive powerCompatible with 12 / 24V drive schemeSuitable for 42 stepper motor drive, 3D printers and DIY Specification: Size: 42 x 42 x 15mmFixed: 3mmPitch: 1400 x 1400mil (35.56 x 35.56mm)Logic voltage: 5VInput voltage: 12-30VPorts: DigitalInterface: Direction, enable, speedApplicable module: A4988, DRV8825