DR.DUDU Electric Pencil Sharpener, Automatic Sharpener for NO.2 Pencils and Colored Pencils WIDE APPLICATIONS: Whether you are an artist, a student or a worker, this electric pencil sharpener is a good choice for you. VERY SAFE TO USE: When the parts are missing, the electric pencil sharpener will automatically stop working and will not hurt your fingers. AUTOMATIC PENCIL SHARPENER: When the tip of the pen is sharp, the sharpener will automatically stop working. BEAUTIFUL AND DURABLE: Beautiful appearance, automatic pencil sharpener is made of high quality materials, very durable. NEED BATTERYS: With the battery installed, DR.DUDU automaitc pencil sharpener will be very good for you and your work.