Specifications︰ Suitable for printer model：
Epson Stylus NX125/NX127/NX420//NX420/NX625;workforce320/325/520;
Workforce 630/635/847
Cartridge model：
T1241BK,T1242C,T1243M,T1244Y;
T1251BK,T1252C,T1253M,T1254Y;
T1261BK,T1262C,T1263M,T1264Y;
T1271BK,T1272C,T1273M,T1274Y;

Advantages︰ 1.with ARC chip, NO USB,NO battery;
2. need to work with original chip and can be used as long as the ordinary CISS with Auto Reset Chip;
2. enviroment-friendly.