The PS12-USB is a stylish, dual-powered (USB or battery) automatic pencil sharpener that allows for quick and precise sharpening with ease. It features a dual-hole design for pencil sizes 6 - 8 mm and 9 - 12 mm. Cleaning is simple, as the shavings compartment can be easily removed and emptied over a waste container. The sharpener is equipped with an auto-stop function that halts operation as soon as the cover of the shavings compartment is removed. Additionally, it has a protective cover for the larger hole. It comes with two easily replaceable spare blades. It can be powered either by a USB cable (included) or 4 AA batteries (not included). Ideal for graphite, charcoal, pastel, and colored pencils. Color: Blue.