Item Type: 3D Printer Accessory_x000D_Model: RAMPS 1.4 Controller_x000D_Type: Control Panel_x000D_Product Description: _x000D_The product is designed as a low-cost small package to fit the entire electronics. Inclined interface and has plenty of room for expansion. The control electronics on the stepper drive and an extruder facilitate maintenance, replacement of parts, upgrade capabilities and expanded modular design including plug-ins. In addition, it can be added to the system as long as the main ramp board is saved to the top of the stack._x000D_The design of the circuit is mainly based on the provision of initial pin definitions and many design improvements._x000D_Size: Approx. 101.5mm / 4in_x000D_3.8mm / 0.1in_x000D__x000D_60.5mm / 2.4in_x000D_14mm / 0.6in_x000D_9.5mm / 0.4in_x000D__x000D_5mm / 0.2in 1There are provisions for Cartesian robots and extruders, extended to control and other accessories. 2Heater/fan output and 3 thermistor circuits, incorporating 5A additional safety and component protection. 3Heating bed control additional 11A fuse, suitable for 5 Pololu stepper drive boards. 4The 12C and SPI pins are left for future expansion and can be easily replaced or removed for future designs.. 5Small size, easy to carry and store, convenient to use and with good performance. 1 x 3D Printer Accessories Control Board 1 x 2560 R3 Template 5 x A4988 Module 5 x Aluminum Block 1 x Control Board Accessories 15 x Terminal 1 x Line