About Products: 1.Compatible For HP 147Y W1470Y toner cartridge. 2.Applicable printer models: Suitable for HP LaserJet Enterprise M612DN M612X M610 M611 Printer. 3.Number of pages: 147Y W1470Y toner cartridge black prints 42000 pages, coverage 5% (letter/A4) Package Contents: 1 black 147Y W1470Y toner cartridge Advantage 1.Excellent quality, HD printing 2.Large printing volume, affordable and durable 3.Good compatibility, easy to install and use 4.High-quality ink makes printing smoother and work more efficient 5.Environmentally friendly printing, safe and environmentally friendly, no irritating smell, giving you a healthy environment 6.Suitable for various places, such as companies, schools, families, etc. installation method 1.Shake it left and right several times to distribute the toner evenly 2.Pull out the sealing strip in the direction of the arrow to prevent damage. 3.Load the printer and put the toner cartridge into the printer correctly Skill: ☛Since models vary in different regions, please confirm your ink cartridge model and printer model and send them to us. ☛Make sure not to touch the chip on the cartridge for optimal performance. ☛Please note that if you are prompted with a non-original message, just click "OK" or "Continue" to continue and start using the cartridges.