TONER CARTRIDGES COMPATIBLE WITHPRINTER MODELSCompatible for Kyocera TK 5142PART NUMBERS1T02NR0US0 for black1T02NRCUS0 for cyan1T02NRAUS0 for yellow1T02NRBUS0 for magentaPAGE YIELDBlack 7,000 pagesCyan 5,000 pagesMagenta 5,000 pagesYellow 5,000 pages(Based on 5% coverage according to industry standards)Ledes Compatible Toner Cartridges?Easy to Use: Shake toner for 5 seconds -> Remove the plastic protective cap -> Insert toner cartridge into printer. It's that easy!?Reliability: Each Ledes Ink toner cartridge is methodically tested by our Quality Control team to ensure 100% co-mpatibility and reliability? Multiple tests to ensure a stable quality: Toner material inspection / Lifespan test / Page yield test / Color restoration test.1-Accurately low toner alert and easily replaceable with OEM cartridges.2-Four layers of packages to ensure no damage in transit?no leakage and no harm to printer.3-Print defined text and images, using toner that delivers a glossy, luminous look.4-Toner transfer rate:?90%, Waste toner rate:?5%, Color restoration: 95%If you ever have questions or run into an issue with our items, just go to Amazon Contact Center for immediate assistance. We're here to help! All emails will be responded in 24 hours!