These chips use for the New Epson printer, reset itself automatically.

Specifications︰New Printers Model : R290/R280/R285/R380/C110/C120/D120/R270/R260/R265/R390/RX590/RX580/
RX595/RX680/C79/C90/C91/C92/D78/CX3900/CX4900/CX4905/CX5500/CX5600/
CX5900/CX7300/CX8300/CX7400/CX8400CX9400F/CX5505/DX4000/DX4400/
DX7400/DX8400;
PHOTO1390/1400/1410；
C67/CX3700/CX4700/R230/R250/R220/R240/R320/R340/RX520/RX620/C45etc。
Cartridges Types:
T0731/T0732/T0733/T0734;T0821/T0822/T0823/T0824/T0825/T0826;T0711/T0712
/T0713/T0714;T0801/T0802/T0803/T0804/T0805/T0806;T0771/T0772/T0773/T0774
/T0775/T0776;T0691/T0692/T0693/T0694;T0881/T0882/T0883/T0884;T0791/T0792/
T0793/T0794/T0795/T0796etc。

Advantages︰This Auto Reset Chip can reset itself thousand times.You can reuse your Epson ink cartridge after it is refilled with ink.
It desn't need to clean the printhead when you open the machine