Ensure your HP printer continues to provide you with optimum print quality with periodic replacement of supplies. HP maintenance kits help ensure your HP printer is always available, helping your printer maximize your business efficiency. HP maintenance kits include user replaceable parts that are built to last & work with your HP printer to prompt you when they require maintenance. Device Types: Wide Format Inkjet Printer; Supply Type: Maintenance Cartridge; Market Indicator (Cartridge Number): HP 771; OEM / Compatible: OEM.