Clone Prap Prusa i3 Ramps 1.4 2004 LCD With Mini-Rambo 1.3A Mainboard For Prusa i3 MK2 3D Printer Designed by Ultimachine This main board is designed by Ultimachine, but not oringinal Ultimachine Mini-Rambo 1.3a board, it's cloned one,but we used high quality accessories to make it. Major Features 4 x integrated 1/16th microstep motor drivers, 4 PWM Mosfet outputs, 3 thermistor inputs,pwm motor current control (no tiny knobs to tweak), SMPS supports hostless printing on power supply voltages from 10-28V DC, 2 fuse protected power rails (Heated Bed, 15A 10-35V, and Primary Power 10A 10-28V: Motors (5A dedicated fuse) + Extruders, Fans, & Logic (5A dedicated fuse)), LUFA USB Package list:1pc clone mini-Rambo 1pc 2004 LCD 1pc USB .Item specifics:Item type: MotherboardModel number: Mini-Rambo 1.3A mainboard