This Printmark compatible Q5942A/Q1338A/Q1339A/Q5945A Toner cartridge has been manufactured to high international standards to work in this range of HP printers. HP LJ 4250/4250n/4250tn/4250dtn/4250tnsl/4350/4350n/4350dtn /4200/4200n/4200tn/4200t4200dtn/4300/4300n/4300tn/4300dtn/ 4345mfp/4345xmfp/M4345mfp/M4345xmfp (HP 42A/38A/39A/45A) These consumables offer an economical alternative to the genuine product and come with a complete 100% satisfaction guarantee.