The gravity grinder has adjustable grinding thickness, a durable and efficient grinding mechanism made of ceramics. The grinder does not have a button, to grind peppercorns or salt crystals, just turn the grinder 180 degrees relative to its normal position and the grinding mechanism starts automatically. To adjust the degree, use the knob located in the grinder bowl. Turning the knob to the left increases the thickness of the ground peppercorns or salt crystals. To reduce their thickness, turn the knob in the opposite direction. - Anti-slip coating, pleasant to the touch - Engine electric with automatic switching on after turning 180 degrees. - Knob for adjusting the degree of grinding from coarse to fine. - Power supply 6 x AAA batteries (not included) - LED backlight - Color: black matte - Capacity 50ml