1.Suitable for printer models:
SP540/300, sC540, FP740, FJ540/FJ740/SJ540/SJ740/TJ1880.
2.Suitable for ECO-Sol Ink
Our chip is one time chip.after useing it, we can write the programe into the chip again, that can save 90% cost for customers.
3.It can replace original chips
4.It can be for use on refillable cartridge and compatible cartridge
5.You can send it to us for rewriting into datas after it is invalidation