Features: and high quality Support black / color printing optional : This print for head supports black printing function, meeting your daily needs of printing black and white or color images and documents. Anti-damage:This print for head comes with a protective cap, which can effectively prevent damage to the internal structure. Strong compatibility:This print for head is suitable for multiple models of for HP printers, such as 5810 5820 GT5810 GT5820 Ink for Tank 310 315 318 319 410 415 418 419 and so on. High-quality material:Made of high-quality ABS material, this print for head is lightweight, durable and stable. Necessary accessory:As a necessary accessory for printers and scanners, this print for head can provide you with good printing effect. Package Includes: 1 x Printer for Head Specifications: Type: Print for head Material: ABS Item Color: Black Print color: black and white, colorful (optional) Applicable Model: for HP 5810 GT5810 5820 GT5820 ink for tank 310 315 318 319 410 415 418 419 note: 1. When installing the nozzle, you must remove the air hole seal according to the instructions, but do not remove other seals at will, otherwise the ink will leak; 2. Each for time a new nozzle is installed, the print for head should generally be cleaned 3-5 times (please wash the print for head at least once); 3. When any print for head has no ink or is not installed, even if there is ink in the other print heads, the photo machine will not work; 4. Once the new nozzle is off, it is best not to remove it before replacing the nozzle; 5. Unless you want to replace the nozzle, do not open the nozzle protective clip, otherwise the nozzle may no longer be used; 6. Do not reach into the printer or for touch the nozzle when the printer is working; first check whether the ink of a certain color in the ink cartridge has been used up.