1The product allow dual power supply mode, 2 AA batteries or USB direct charge 2Small size with no skid after sharpening, four non-slip foot pads bring stable chassis without shaking 3The thickness of the pen tip can be adjusted to meet various needs 4Electric pencil sharpener is portable and labor-saving, which bring smooth pen sharpening 5Adopt good-quality materials with fine workmanship, which bring exquisite appearance, practical and convenient