Made of high 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 Colour:blackMaterial:ABS/metal Package Contents:1 x Electric Paper ShredderOnly 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.