1、Solid and durable alloy tool rest, which can be replaced for longer service life. 2、It can sharpen pencils with a diameter of 6-8 mm to meet your different needs.. 3、Once a pencil is perfectly sharpened, the pencil sharpener will automatically stop working without damaging the refill 4、If any part of the external components of the tool is lost, it will not work and avoid the safety of children. 5、Low power and high efficiency,charged 2 hours and sharpen pen 300+. Features: Low power and high efficiency,charged 2 hours and sharpen pen 300+. If any part of the external components of the tool is lost, it will not work and avoid the safety of children. Once a pencil is perfectly sharpened, the pencil sharpener will automatically stop working without damaging the refill It can sharpen pencils with a diameter of 6-8 mm to meet your different needs.. Solid and durable alloy tool rest, which can be replaced for longer service life. Specification: Material:plastic Weight:461 g/16.3 oz Color(optional): white black Size:8.6*8.6*14.6 cm/3.4*3.4*5.7 in Package List: 1*Electric Pencil Sharpener 1*USB Charging Cable