Built-in LED lights illuminate food and prevent over-seasoning, whereas other cheap lights difficult to see how much seasoning was used. [Rechargeable Battery Design] - Unlike other battery-operated pepper grinders, this electric pepper grinder has a built-in rechargeable lithium battery, so you don't need to spend an extra dime on batteries. Just flip the grinder to grind spices, which is also a for people with arthritis or chronic hand pain. [HEALTHY MATERIAL] - This automatic sea salt and pepper grinder is made of ABS material, stylish in appearance and more . [Gift Set] - This modern electric salt and pepper grinder is the for your wife, mother, grandmother, grandfather and friends who love cooking. Also great as a housewarming gift, birthday party, anniversary, Christmas, Father's Day, Mother's Day and New Year's gift.