High performance The upgraded print head chip can identify ink cartridges faster, and the print head has smooth ink jetting, protecting the printer, clear printing, bright colors, and making your life more colorful Used for:For OfficeJet Pro 7740 8210 8216 8700 8702 8710 8715 8716 8720 8725 8728 8730 8740 8745 Just removing the old printhead and push the 952 printer head replacement to your printer completely, no need any additional tool,and no need to ask a professional, save your time and money Be careful when installing the nozzle, be sure to cut off the power before putting it away Please do not touch the chip with your hands when installing the print head. In case of incompatibility, please remove the affected cartridge and gently wipe the chip with a lint free cloth or rubber eraser Make customers satisfied is our aim, timely deal with after-sales problems is our responsibility. For your better use, we have been unremitting efforts Package content: 1*print head Notes: 1. Due to manual measurement, please allow an error of 0-1cm. Please make sure you don't mind before bidding. 2. Due to the difference of different monitors, the picture may not reflect the actual color of the product. Thanks!