Features: All around Pencil Adaptable: 6-12mm diameter, including no.2 pencils, colored pencils, charcoals pencils, special pencils round or triangles Battery: The lithiums batteries have a large capacity of 2000mA, and support the sharpener to work when charging.Material: Made of premium ABS and PC, sturdy for use.Three Charging Models: Three charging models, you can use charger, USB cable or the lithiums batteries to charge.Effortless Speed Efficiency: Say goodbye to tedious sharpening with our powerhouses motor that swiftlys sharpens new pencils in just 3 seconds and brings dull ones back to life in mere 3 seconds. This game-changing tool maximizes productivity, ensuring you spend less time sharpening and more time creating or studying. Notice:1.Actual color may be slightly different from the image due to different light effect2.Please allow 1-3cm deviation due to manual measurement Material: ABS PCPower supply charging types: charger/USB cable/lithiums batterySharpen mode: ElectricInput voltage: 100 240V 50/60Hz 0.35AOutput voltage: 5V 2000mASuitable pen diameter: 6 12mmSizeH*D: Approx. 17x8cm / 6.7 x 3.1inchWeight: 622 627gPackage List: 1 x Electric Pencil Sharpener, 1 x ChargerPackage List:1 Set Professional Electric Pencil Sharpener