【Gravity 90 degree tilt sensor】: Pepper mill and salt mill only tilt the mill more than 90 degrees, automatically activate the spice mill, stop return To vertical. Few effortless twist by hand then you can enjoy fresh taste on all of your meals.^ 2. 【Adjustable Grinding Thickness】: Pepper Mill Electric You can choose coarseness from fine to hard coarse. Just push the button to the preferred setting. The shape of the pepper mill is suitable for one-handed operation.^ 3. 【Battery-operated】 : Thanks to the powerful motor, the robust and durable ceramic grinding core, these battery-operated (batteries are not included) grinding machines grind the seasoning in seconds.^ 4. 【Stylish design】 : The grinding machine of the salt mill adopts ceramic grinding core, more durable and harder than regular steel core, grinding the spices finer and smooth, easy to fill, assemble, disassemble and clean.^ 5. 【Widely use】 : The salt and pepper mill spice grinder lightly grinds sea salt, pepper, chilli