The ValueToner Ink Cartridges are compatible with HP printers, specifically the HP 74 model. These black cartridges are designed for inkjet print technology and come in a pack of two, including models 74 and 75. With a 1-year manufacturer warranty and an expiration date of 2/28/27, these cartridges offer reliable and high-quality printing performance. Made in China, these cartridges are an affordable and efficient choice for those looking to replenish their printer ink supply.