Made of high quality ABS + metal material, the mini USB shredder can be powered by USB power or a 4XAA battery. It is very suitable for the smashing and confidentiality of counter bills used in financial and securities system business premises. The pulverized material is strip-, 2-3 mm wide, and the shredded paper strip can be used as a packaging filler. Compact size, cute and useful, perfect letter opener and shredder for desktop. A4 paper needs to be half-punched to be chopped. Type:Mini USB Shredder Used for: A6 Paper (A4 paper needs to be half-punched to be chopped) brand new and high quality Colour:black Material:ABS/metal Package Contents: 1 x c Paper Shredder Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.