Refillable cartridge for HP970

Packing︰ Common package, customer's design is acceptable

Specifications︰ Suitable for cartridges models:
970 Black,
971 Cyan, Magenta, Yellow
970 Black Ink Cartridge (CN621)
971 Cyan Ink Cartridge (CN622)
971 Magenta Ink Cartridge (CN623)
971 Yellow Ink Cartridge (CN624)
970XL Black Ink Cartridge (CN625)
971XL Cyan Ink Cartridge (CN626)
971XL Magenta Ink Cartridge (CN627)
971XL Yellow Ink Cartridge (CN628)

Suitable for HP Printer Models:
Officejet Pro X451dn Printer
Officejet Pro X451dw Multifunction Printer
Officejet Pro X476dw Multifunction Printer
Officejet Pro X476dn Multifunction Printer
Officejet Pro X551dw Printer
Officejet Pro X576dw Multifunction Printer

Advantages︰ 1)transparent material looks more beautiful
2) with ink sac inside, no need to worry leakage
3) without chips, with chip supporter, work with original chip
4) special air suck holes