Features: 1. Double Hole Design: Pencils sharpeners is designed with 2 holes. One hole is for out diameter 6-8mm,and the other is for out diameter 9-12mm. 2. Perfect Pencil Tips: Electric pencil sharpener with stainless steel cutter head, could sharpen all pencils to the perfect tips very quickly. Usally it can sharpen 20 pencils continually then need a short break avoid the motor overtemperature. 3. Battery Operated and USB Operated: Electric pencil sharpener is designed for AA battery operatedbattery not included or USB operatedUSB cable included. These 2 options have equal driving effect if they all could reach to the power supply value of 5-6V 2A. 4. Durable Pencil Sharpener: The cutter of pencil sharpener are made of durable material. Available to sharpen the pencil about 3000 times at normal contition. 5. Comes with Container: Insert the pencil into the hole of pencil sharper, then slightly press down the pencil, The pencil sharpener will proceed automatically. The shaving chips leaves at container, and easy to pour out by open it. Notice: 1. Actual color may be slightly different from the image due to different monitor and light effect. Please allow 1-3cm deviation due to manual measurement. Specification: Type: Electric Double Holes Pencil Sharpener Material: ABS Power supply: 4 x AA batteries or USB poweredbatteries are not included Size: as picture show Package List: 1 x Pencil Sharpener 1 x USB cable