Renewable Toner 38A Q1338A 42A Q5942A Compatible MICR Toner Cartridge for Check Printing for HP Printers 4200 4240 4250 4350 Series<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Lifetime Warranty. We always honor our warranty， even if the Amazon return window has closed. Contact us directly with any questions or issues. </span></li><li><span class="a-list-item"> RT MICR Cartridge with magnetic toner for check printing. </span></li><li><span class="a-list-item"> OEM #: HP 38A / Q1338A | 42A / Q5942A | Yield: 12000 standard pages; prints 36k checks @ 3 per page </span></li><li><span class="a-list-item"> For use in HP LaserJet Printers: 4200 / 4200n / 4200tn / 4200dtn / 4200dtns / 4200dtnsl / 4240 / 4240n / 4250 / 4250n / 4250dtn / 4250dtnsl / 4250tn / 4350 / 4350n / 4350tn / 4350dtn / 4350dtnsl </span></li><li><span class="a-list-item"> RT is the manufacturer of this MICR toner cartridge. The listing of any RT product is not intended to imply any endorsement or direct affiliation with the OEM trademark owner. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41NGaK55nnL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51pSXs9BeeL.jpg" noproxy>