1. There are provisions for Cartesian robots and extruders
2. Expansion to accessories such as controls
3. MOSFET for heater/fan output and 3 thermistor circuits
4. Incorporates 5A for additional safety and component protection
5. Additional 11A fuse for heated bed control
6. Fits 5 Pololu stepper driver boards
7. Pololu board pin header sockets, easy to replace or remove for future designs
8. I2C and SPI pins are left for future expansion
9. Size: about 6.66 x 3.2cm
10. Weight: about 72g