Product size: length 35cmx width 15cmx height 25cm; funnel capacity: 250GA is an ordinary model, B is an anti-skip bean, and C is an upgrade.Product material: 304 stainless steelCrushing capacity: 150g/minVisible transparent bean bin, 250g funnel, large capacity, detachable and clean, more convenient; can be upgraded to anti-jump bean bean bin, effectively prevent teasing when grinding beans; professional sharpening, super hardness, not easy to wear, even coffee powderdegreeExcellent