Features: Automatic Sharpening: Electric pencil sharpener, fast sharpening, saving time and effort. Automatically stop working after sharpening the pencil at a perfect point, protect the tip. Adjustable Sharpness: With a control knob to adjust the thickness of the nib, sharp, medium and blunt for option, can meet all kinds of writing needs. Support sharpen 612mm pencils, color pencils, carbon pencils, etc. Long Endurance: Builtin 2000mAh rechargeable battery, once charge can use more than 300 times. Support powered by computer, laptop, power bank, etc. Durable and Reliable: ABS shell and alloy spiral blade, sturdy, durable and wear resistant. Open box poweroff design, very safe even for children. Great Gift: Low noise and easy to clean, the pencil sharpener can be a pretty gift for children, students, teachers, artists, etc. Specifications: Color: White Material: ABS Compatible Pencil Diameter: 68mm Battery: Builtin 2000mAh Lithium Battery Item Size: 17.5 x 9 x 9cm/ 6.9 x 3.5 x 3.5in Package Size: 19.2 x 9.4 x 9.4cm/ 7.6 x 3.7 x 3.7in Package Weight: 580g/ 20.5oz Packing List: 1 x Pencil Sharpener 1 x USB Cable 1 x User"s Manual Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.