Sell ┋☃permanent chip for HP 902 903 904 905 CISS ink cartridge OfficeJet pro 6950 6951 6954 6956 6960 6 best price

Note: The cartridges do come with permanent chips keep ink in cartridge . it can be used continuous . Note: Printer in different Region use differnt model ink cartridge. so please chose right models when make order .thanks 1), Permanent chip 2), this is only 1 set chip  (4 color :bk c m y ) 3), ciss chip , cartridge chip  ​ 4) cartridge model : for hp 903 /902 /904/ 905  CHIP 3) printer model : for  For HP OfficeJet 6950, For HP Officejet Pro 6960, 6961, 6963, 6964, 6965, 6696,   6968,6970,6971,6974,6975,6976,6978,6979 All-in-One Printer  printer 1.This kind of chip can not indicate ink level. You can install this chip on Refillable ink cartridge or CIS system. 2.Attention: For refillable ink cartridge users: Please make sure the ink cartrdge always have ink in it, that means users have to add ink before ink cartridge out of ink. So we suggest users check ink level one or two times every half an month according to your printing job quantities. 3.The chip\'s life will be over if ink cartridge out of ink.