Insert with instructions for replacing the printhead

HP Black Color Tri-color GT Printhead Kit

HP 3YP61AE GT Printhead Kit, Black, Cyan/Magenta/Yellow, HP GT Printheads work in combination with: HP Smart Tank 455, 457, Thermal Inkjet, Black, Cyan, Magenta, Yellow, 3YP61AE, 117 mm, 38 mm