Q1: Dose the compatible toner maybe damage my printer?
S SMARTOMNI cartridges are made of quality materials. Innovative technology makes sure that they are harmless to your printers
Q2: How long will the ink cartridge last?
The pages that ink cartridge can print underwent multiple times testing by our factory. Please note it depends on your using frequency and printing contents. It can print some pages at 5% coverage (Letter A4) as OEM.