Features:brand new and high qualityThis replacement ink cartridge can print high yield printing more than 800000 charactersProfessionally manufactured,you will experience vivid print on every page.Suitable for no encrypted handheld inkjet printer, encrypted printer can not use directly otherwise do not bear responsibilitySolvent fast drying ink, please note it is inkjet not engrave so wait ink dryThis is normal fast dry cartridge not high adhesion cartridge, so recommend you print on cartonbox paper or simple plastic packageRed blue green yellow ink can not print on black or dark surface, could print on white or Transparent surface .Specifications:1: Types :12.7mm Quickdrying cartridge (2790K)2: ink: Solvent fast drying ink, please note it is inkjet not engrave so wait ink dry3: capacity:42ML4: Color :Black5: lifespan: 6months Calculate the lifespan from the day of payment6: Voltage:9.6V10.8V7: Pulse width:120~180mm8: DPI: 600DPI9. Length:approx 10cm/3.94inNote:Online inkjet printer do not recommend to use otherwise do not bear any responsibilityDue to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand.Please allow 01cm error due to the manual measurment.Package includes:1 PC x Ink Cartridge