Empty refillable ink cartridge with auto reset chips! Auto Reset Chip means when the printer shows ink level end or "XX",just replace it and refill it,then it will show full ink level again! For inkjet printer models:PIXMA IP7220 MG5420 MG5422 MG5520 MG5522 MG5620 MG6420 MG6620 IX6820 MX722 MX922. For ink cartridge models:PGI-250Pigment Black;CLI-251Black/Cyan/Magenta/Yellow. Advantages: 1.Easy to fill,Pigment Black one can be refilled about 25ML ink,the others cartridge can be refilled about 12ML ink,just fill ink full into cartridge by syringe,no use vacuum refill method,no need special filling tool and special technician. This is the cartridge invention milestone. 2.Compatible reset chip fitted-easy to use and reset,allows you to continue using the same cartridge,you will continue using the same cartridge again and again. 3.Our refillable system cartridges designed specifically for continuous use, it can be refilled all types of ink(Pigment/Dye/Edible ink etc.). 4.See through design lets you see exactly what you're doing, and how much ink there is inside. Package includes: 1Set(5pcs)Empty Ink Refillable Cartridge. For the manual,see the pictures of this item title. About the shipping: A>:The shipping way will be hongkong post air mail or China post with track number which normally take 13-39days.if buyers want an urgent transport, we can dispatch the items by EMS or DHL, More detail information about the shipping fees please contact us. B>:In case of force majeure like bad weather, strike, customs/post office backlog due to holidays or others, the delivery might be more than 39days. C>:Be aware of your local import restrictions and any customs tax payable before ordering goods. D>:For volume orders, please contact us so as to conduct in formal business way.