1、Auto Stop: Electric pencil sharpener will stop sharpening automatically when the pencil is sharpened well, to help prevent overheating. 2、Function: Put the pencil in the hole, you can get a perfect pencil, easily adjust the thickness of the pencil tip you need. 3、Portable: Easy to carry and can be used anywhere, adopt modern design, can meet different usage requirements. 4、Practical Design: The top open lid and large capacity shavings box make it easier to clean the shavings and will not mess up your desk or floor. 5、Easy Operation: Heavy duty spiral blade can help you sharpen the pencil quickly, convenient for using, saving your time and effort. 1 x Pencil Sharpener1 x USB Cable1 x English User Manual Item Type: Pencil SharpenerMaterial: ABS, stainless steelWeight: Approx. 479g/ 16.90ozBattery Type: Lithium battery (delivered with built-in battery)Battery Model: 18650Battery Capacity: 2000mahVoltage: 3.7VCharging Method: USB