It suitable for printer :  R260/R265/R270/R390/RX590/RX580/RX595/RX680   

               CX3900/CX4900/CX5600/CX5900/CX7300/CX8300/CX7400/CX5000/CX8400/CX5500/CX4400/CX4450/DX4000/DX4400/DX7400/DX8400

              C110/C120/D120 /1390/1400/1410/C79/C90/C92/D78etc

The chip has two switches,two springes and is with sensor:one is Turnoff power and Repacement switch and another is one which you can choice the sensor when you push it (Attention:if you want to use the sensor in cartridge,you just push it up;if you want to use the sensor in chip,you just push it down)

• This product is designed for being suitable for the printers that Epson company update the printers constantly.