Canon PC428 (7239A023) is a monochrome personal copier. It features a smart folding compact design, which can fit on a desktop, it can be carried very easily any where in your home of office, using the built-in pop-up handle. The Canon PC428 features a copy speed of up to 4 copies per minute with the first copy time in 22 seconds and no warm up time, so users do not have to wait. It can make copies of different sizes up to letter size. The Canon PC428 requires no warm-up time, is ready to copy anytime. It has a paper capacity of 50 sheet stack paper tray, which allows useres to make up to 9 multiple copies or on full feed mode, users can make up to 50 sheets. Canon PC428 uses a standard yield black toner cartridge, the part number is E20 (1492A002AA). The page yield is up to 2,000 pages at 5% coverage per page. Canon PC428 also features Canon's single cartridge system, you are assured of virtually maintenance-free performance, making it very cost effective with just one easy to replace cartridge.