Ciss for HP Officejet Pro k550 K5300 K5400 L7380 L7580 L7680 L7780 K8600
1, Compatible HP cartridges Model and Printer:
HP 88/18 Black,Cyan, Magenta, Yellow.

HP 88/18 Black Officejet Ink Cartridge (C9385AN/C4936A)
HP 88/18 Cyan Officejet Ink Cartridge (C9386AN/C4937A)
HP 88/18 Magenta Officejet Ink Cartridge (C9387AN/C4938A)
HP 88/18 Yellow Officejet Ink Cartridge (C9388AN/C4939A)

2,Use for Printer model: 
HP Officejet Pro K5400 Printer (C8184A)
HP Officejet Pro K5400dtn Printer (C9277A)
HP Officejet Pro K5400tn Printer (CB056A)
HP Officejet Pro K550 Color Printer (C8157A)
HP Officejet Pro K550dtn Color Printer (C8158A)
HP Officejet Pro K550dtwn Color Printer (C8159A)
HP Officejet Pro K8600 Printer (CB015A)
HP Officejet Pro K8600dn Printer (CB016A)
HP Officejet Pro L7580 All-in-One Printer (C8187A)
HP Officejet Pro L7590 All-in-One Printer (CB821A)
HP Officejet Pro L7680 All-in-One Printer (C8189A)
HP Officejet Pro L7780 All-in-One Printer (C8192A)

3, there are with compatible chip for cartridges.
4, Save 90% cost for customer

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