1.Suitable printer
HP T770
HP T1120
HP T1200
HP T620
HP T610
HP T1100
HP  T600/T1000

Auto reset chip for cartridge 6 color
T770/T790/T795/T610/
T1100/T1200/T1120/
T1300//T2300  72# 
2.It not only can accurately stores the ink remain capacity information of compatible ink cartridge and the ink cartridge information, but also has the ink self-recovery function, widely applies to ciss,refill ink cartridge replace chip ,conforms to the environmental protection requirement,and reduce the printing cost,
3.Replacement methods,
when printer warns ink level low,choosing any of the following replacement methods could resume without replacing the ink cartridge,