ESTON 2 Pack 88 Printhead Replacement for 88 Print Head C9381A C9382A for Office Jet Pro K5400 K5400dtn K5400dn K5400tn Packing List: Single Black/Yellow 88 Printhead & Single Magenta/Cyan 88 Printhead Printhead delivers professional-quality color documents. Compatible for Officejet Pro K5400, K5400dtn, K5400dn K5400tn,K550,K550dtn, K550dtwn, K8600, K8600dn, L7550, L7580,L7590,L7650,L7680, L7750, L7780, L7500 1-Year Warranty /100% Satisfaction Guarantee,We offer a 100% money back guaranty if products are defective