Product Name: 1-Pack Compatible DR-223CL Drum Unit Package Contents: 1 x DR-223CL Drum Unit (Toner cartridge is not included.) Page Yield: 18 000 pages per DR-223CL Black Drum Unit Compatible for: HL-L3210CW HL-L3230CDW HL-L3270CDW HL-L3290CDW MFC-L3710CW MFC-L3750CDW MFC-L3770CDW HL-L3230CDN Laser Printer ADVICE: If you are not sure which ink unit is required please check the label of your old ink unit cartridge. It will help you search the correct required unit model. WARRANTY: 30 days for a refund or replacement from the date of purchase ? If you have any questions or concerns please do not hesitate to send us an email. A customer service representative will gladly assist you. ? For customers outside of the 48 continental US states that would be using a third party forwarder to receive products, we recommend not to place an order. ? We only ship to the 48 US continental states and anything that ships outside these states are no longer covered by our warranty.