1、Stable Reliable: Made of high quality materials, the print head is stable, reliable, sturdy and durable. 2、Simple Operation: The operation is simple, just install and use, remove the old damaged parts and replace with a new print head. 3、Applicable Scene: Suitable for G1800 G1810 G2800 G2810 G3800 G3810 G4800 G4810 printer, suitable for QY6‑8004, for QY6‑8020 print head cartridge. 4、Strict Quality Control: Each print head has been rigorously tested, and the effect of the print head is tested with printing test paper. 5、Tips: Please purchase according to the original ink cartridge model, not directly according to the printer model, because the printer models are the same. 1 x 8004 Printer Print Head1 x 8020 Printer Print Head   Item Type: Printer Print HeadMaterial: ABSModel: for QY6-8020, for QY6-8004Color: BlackFunction: Printer Print HeadScope of Application: for G1800 G1810 G2800 G2810 G3800 G3810 G4800 G4810