Includes 2 pack v4ink compatible HP W1480X black toner cartridges and an install instruction. Easy to be installed and recognized Print more and cost less: 10,200 pages per toner cartridge based on 5% coverage (letter/A4) Suitable for Printers:Pro 4001 4001n 4001dw 4001dn;MFP 4101 4101fdw 4101fdn Printer Every toner from us is under thoroughly tested and more than standard. Ensuring your reliable printing results in sharp text, bold blacks and crisp graphics Highest standards of quality, reliability and compatibility. No harm to your printer. V4ink W1480X toner cartridge will be a perfect partner with your printer v4ink 148X W1480X High Yield (With Chip) Compatible Toner Cartridge Replacement for HP 148A 148X W1480A W1480X for HP Pro 4001 4001n 4001dw 4001dn MFP 4101 4101fdw 4101fdn Printer Ink (2-Pack Black)