Pencil sharpener we use high-quality raw materials. All materials are very suitable for products. Please rest assured to buy. 1 - electric automatic pencil sharpener, safety student spiral steel blade. Features: blade holder: in addition, a replacement blade holder is provided, and the top safety cover is rotated for replacement to ensure the durability of the pencil sharpener. High efficiency: suitable for 2 AA batteries (not included). Press the pencil to start working and sharpen it automatically. It is suitable for color pencil and lead pencil. It only takes 3-5 seconds to complete the work. Complete a lot of sharpening work in a short time. Multifunction: the manual and electric working states can be switched freely. Just adjust the conversion button to ensure that the knife sharpener can still work when the battery cannot supply power. Safety: when the transparent side cover is opened, the pencil sharpener will stop working and avoid hurting the child's fingers specification: Type: electric pencil sharpener power supply: 2 AA batteries (not included) drive: electric material: metal + ABS color: Black package includes: 1 x electric pencil sharpener.