Don't let replacements slow you down during those big projects - use high-yield HP ink in your compatible HP printer. From reports for your colleagues to invoices for your clients, each HP ink cartridge delivers professional-quality results. Black ink cartridge yields up to up to 600 pages. The information contained herein is subject to change without notice. The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein. Helps Avoid Waste - Designed for extended use, helping reduce or eliminate material use and potentially save money. Recycling solution - designed to encourage recycling, helping you divert materials from landfill.