335X W1335X High-Yield Toner Cartridge — Compatible with HP MFP 438n / M442dn / M443nda / M440dn / M440n / M440nda

Compatibility: Designed for use with HP MFP 438n, M442dn, M443nda, M440dn, M440n and M440nda printers. Intelligent Chip: Built-in intelligent compatibility chip ensures accurate printer recognition and smooth integration with supported HP models. High Yield Capacity: Delivers approximately 13,700 pages (at 5% coverage on A4 paper) to reduce cartridge changes and boost productivity. Print Quality & Durability: Produces crisp, long-lasting output that resists water smudging and retains quality even after repeated friction. Installation: Before using, remove the toner cartridge. Gently shake the cartridge horizontally 2–3 times to evenly distribute the toner, then insert it into the printer.