Advantages: Simply use, conveniently refill, stable and reliable quality.
1. Installation method is the same as original cartridge.
2. Because of the unstable quality of HP 5000/5500 auto reset chip, please match with our HP electronic card for use.
3. Don't install 3 sets cartridge continually, if replace the cartridge, install it after power off.
4. Please use reliable quality ink.
