ITEM NAME:DC 12V Stepper Motor +ULN2003 Driver Test Module Board 28BYJ-48 For Ardui TMS Descriptio n Description: * DC 12V 4-Phase Stepper Motor + Driver Test Module Board For Arduino *The Driver Board Has A, B, C, D Four-Phase LEDs To Indicate The Working State Of The Stepper Motor *Stepper Motor With Standard Interface, Can Be Directly Plugged And Used * Durable And Reliable * 100% Brand New And High Quality Product Specifications: *Color: As Shown In The Picture *Rated Voltage: DC12V 4 Phase *Step Angle: 5.625 X 1/64 * No-Load Pull-In Frequency: > 600Hz *No-Load Pull-Out Frequency: > 1000Hz * Pulling Torque: > 34.3mN.M (120Hz) *Brake Torque: > 34.3mN.M *DC Resistance: 200ÃŽ ©Ã‚ ±7% (25C) *Insulation Resistance: >10MÃŽ © (500V) * Dielectric Strength: 600V AC / 1mA / 1s *Insulation Class: A * Temperature Rise: