Refillable ink cartridge for hp a 6500a 7000a 7500a with chip and inks
empty refillable ink cartridges with unlimited continuous chips with long time testing and works stable as it is designed by original chips！！
for hp printer models:officejet a a a a.
For hp ink cartridges:920black/cyan/magenta/yellow
pls note:if your printer is a new one(never used any ink cartridge),before using our chip,it needs to initialize printer by your original ink cartridges.
1.The chip works stable as it is designed by original chip;
2.You can follow the choice"ok" after installing the cartridges,then the printer will show the ink level are empty,"grey" or "?" or "!", but the printer can be printed continuously.
3.Bk 30ml;c/m/y 25ml can be refilled, 3 or 4 times bigger than original;