Specification:Material: ABS & Stainless steel & CarborundumPower: 2pcs AA batteries(not include)Color: Blue Package Includes:1 x Manicure machine body3 x Grinding heads Dear friend:1、 China Post will refused and return to sender if the parcel contain the any battery.2、 So、why we will send the Product without the button battery、 you must buy it in your local thanks.