<p>Innovative Gravity Sensor Gravity Feed, just turn the grinder upside down and it will automatically start grinding to provide fresh seasoning for your meals. Adjustable Grind Size You can turn the adjustable knob on the top of the grinder to adjust the grind size you want. Blue LED Light Design The built-in LED light will automatically turn on when working, helping you see clearly in dark environments. Premium Materials The electric salt and pepper grinder is made of high-quality stainless steel and BPA-free acrylic glass, which is environmentally friendly, non-toxic, and anti-corrosive, keeping the spices fresh and healthy. Chili is battery-powered and easy to use. It features a smart one-handed design for grinding pepper, salt, cumin and other spices. </p>