CISS which is specially designed for the HP Designjet 100/100 plus; Business inkjet 1000/1100 series 1200 / 1300 / 2230 / 2300 and above printer list that utilize the HP10:C4844a, HP11:C4836a /4837a / 4838a ink cartridges.

Features:
1) Available for HP # 10/11/12/14/80/81/82/83/84/85/88
2) Can be reset with HP chip resetter
3) Put-back-full! Put the cartridge back into the printer and ink level Indicator will indicate full again
4) Easy installation
by the way ,because our is free NO,so you can give me you msn or email,i will comtach you as soon as possible!
5) Saves up to 80%