SPECIFICATIONS Brand Name: other Choice: yes Loading coffee beans: up to 90 gr Origin: De(origin) Power Source: Electric Type: Burr Grinders (Conical) Introduction 1.Portable, USB rechargeable 2.External adjustment corase to fine: 38 levels 3.DC3.7V 1A 13W 4.Accessories: 1pc USB cord with type -1m + 1 pc brush 5.Rechargeable LI battery: 1500mAH 6.Material of Housing: Plastic with painting appearance 7.Bean Capacity: Max.25g 8.LED battery power display and on/off 9.Low noisey motor. 10.Long batter life: full charger and 15g bean,can grind more than 15times 11. External adjustment thickness to adjust coarse to fine:38 levels 12.Also can adjust thickness when grinding 13.Ceramic grind life time: grinding 8000 times