This Original HP toner cartridge is designed to work perfectly with HP LaserJet Printers. High-detail graphics print output with spotless and more accurate edges, finer toner particles offer even more coverage.

This toner is equipped with Jet Intelligence to provide professional-quality results and are precisely tuned to match the powerful performance of your HP printer or Multi-Function Printers (MFP).

Summary of Features

Brand: Original HP

Page Yield: 10,000 Pages

Print Technology: Laser

OEM Part: 42A, Q5942A

Remarks/ Condition: New in Box

LIST OF COMPATIBLE PRINTERS

• HP LaserJet 4240 Multifunction Printer
• HP LaserJet 4250 Multifunction Printer
• HP LaserJet 4350 Multifunction Printer

Legal disclaimer: HP Toners and Inks sold must be original and manufactured by the brand owners. Please be aware that HP will not honor warranties for any or all counterfeit products or products sold or supplied via unauthorized offline and/or online distribution channels.
HP brand and our affiliates strongly encourage our clients and potential clients to avoid any counterfeit products by all means that are falsely distributed via unauthorized online and/or offline distribution channels. Online offers of supplies are monitored and will be reported to authorities in case evidence of counterfeit or fraud is identified. Any merchant flagged for selling counterfeit HP Cartridges or violating policies against counterfeit sales would have their stores suspended.
Not sure if you have Original HP printing supplies, See here https://www.hp.com/us-en/cartridge/anti-counterfeit.html