Contents: 2x electric spice mill (height 20 cm) including 6 AAA batteries 1.5 V – item number: 0667359990 Material: Cromargan stainless steel 18/10, matte, acrylic gl, plastic cap, ceramic grinder - the gl container is dishwasher safe The grinder automatically turns on and off when the grinder is tilted. The powerful electric motor allows a high grinding throughput. Continuous adjustment of the grinding thickness from coarse to fine Ceramic grinder is harder than steel, corrosion and wear . It grinds pepper and salt grains, dried herbs (chilli peppers) and spices. Ceramic is food-neutral and abrasion- Manufacturer's : 10 years on the ceramic grinder. The conditions can be found under Further technical information