The Quasar-E 500 electric comb binder is engineered for frequent use in the office environment. It punches up to 25 sheets of paper at the touch of a button and has an overall binding capacity of 500 sheets using a maximum comb size of 50mm. Quasar-E 500 is designed with user friendly features that allow straightforward, efficient document binding, including an adjustable edge guide for accurate paper alignment and a storage tray with a comb and document size guide which enables the quick selection of the correct size supplies. The chip tray automatically bursts open when full to eliminate punching jams. Quasar-E 500 includes a starter kit for binding 10 documents and comes with a 2 year warranty.