1) Compatible or refillable ink cartridges are suitable for Epson and HP printers

2) High quality ink and chips are suitable for Epson, Canon and HP printers

3) 2-part design, more economical

 4) it is use in HPZ2100/3100/6100 etc ,also can use in  HP 4844/4836/4837/4838/9361/9391/9392/9393/5016