This small pencil sharpener is battery operated and comes with a replaceable cutter. Just add 2 AA batteries and you're ready to sharpen both standard and colored pencils. Should your sharpener ever become dull, simply swap out the cutter for a new one! This small sharpener comes with a replaceable cutter cartridge. Each unit also has a oversized, hinged shaving bin that opens easily for quick waste disposal. A built-in safety switch prevents operation when the unit is open, a great feature for environments like classrooms or schools. This kids pencil sharpener is compact enough to fit in pencil bags, backpacks, or desk drawers.