1. Can connect to Artisan software directly by bluetooth or USB. 2. Can copy,modify and share roasting curves.s 3. Capacity 50g~400g. Satisfy a whole family's daily need. 4. Small size and light weight. Portable and suitable for kitchen. 5. Touch screen panel. Easy and safe operation. 6. Automatic chaff collection system. Self-cleaning. 7. Fast cooling system. 8. Double safety protection: anti-leakage safety plug + auto heating stop protection. 9. Save power. Only 1500W.