This is a Salonia electric brush! It emits ions to make your hair smooth and silky. Batteries are included, so you can use it immediately after receiving the product! The main body is washable and has been home-cleaned. There are some scratches on the main body. Please check the photos! Only those who understand this, please! Also, because the size is just at the limit for the post, there may not be enough protective material. Please understand this as well! Salonia Hair care Brush Comb