... warranty 3.N.W.:11KG Automatic Hammer-Mill Herb Grinder, hammer grinder ,pulverizer, 12 months warrantyFeatures:1:precision, small size, light weight, high ... ,it reaches to 25000(r/m)3:grinding range:salt,coffee,soybean,spice,grain,wheat,pepper,peanut,tobacoo,herbs and so ... only 10-15seconds,can be compeletly to powder,for the coffee powder, it can melt into water immediately.4:lifespan:generally ...