✅【NOTE TIE】If your handheld inkjet printer is encrypted, you cannot use 1580P ink cartridge, only specficed cartridges. Please make sure your handheld inkjet printer whethe it is encrypted. 1580 P1 INK cartridge can work with 1580P1 handheld printer B08TQ6CYM7. ✅【QUICK-DRYING INK CARTRIDGE】This is a Quick-Drying Ink Cartridge. When the Printing needs to be Suspended, please cover the protective cover in time to prevent the Ink Cartridge from being Air-Dried and Blocking the Nozzle. In case of Blockage, You can Wipe the Nozzle with a Soft Paper Towel. ✅【BRIGHTLY INK CARTRIDGE】The printing is Smooth and the ink does not block the ink outlet. The print is very Clear and Strong adhesion. ✅【WIDE APPLICATION】TIKTONER quick-drying ink is suitable for Paper, Carton, Wood, stone, Cloth, metal, glass, medium density fireboard etc,.（NOTE: The ink is black.). ✅【LARGE COMPACITY & USE EASILY】Ink capacity 42ML, can print about 100000 Characters. Ink Cartridge change is simple, you can install it easily without any technical skills or tools.