specifications︰ This cartridge is match AJ1000 Printer, install chip then refill ink.like install in original printer .The material is ABS. Product Description Usage Method 1. Install it as the normal way 2. Pls do not install three sets cartridge continuously , if need to replace it , pls closed the power then intall it again 3.When filling the ink, pls try your best to use identical ink which comes from the same company
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