A portable hand-cranked coffee grinder designed for everyday use. It is suitable for home, office, business trips, and travel. Material: stainless steel, PP Bean bin capacity: approximately 35 grams Overall size: approximately 20.5 x 5.2 cm Weight: approximately 409 grams Features a 304 stainless steel inner tank for easy cleaning Safe and hygienic design, resistant to bacterial growth Durable outer layer made of environmental protection PP material Stainless steel filter with 0.03mm fine filter screen Foldable handle for ease of grinding Heat insulation vacuum layer for long-term heat preservation Detachable design for easy cleaning