This is a Compatible Konica Minolta 4053-503 Yellow Laser Toner Cartridge, guaranteed to perform with Konica Minolta Bizhub C300 and C352 Color Copiers. It delivers a standard yield of up to 12,000 pages, making it an economical alternative to expensive OEM cartridges. Manufactured brand new, this cartridge is designed to provide reliable and high-quality printing results. The use of compatible replacement toner cartridges does not void your printer warranty. We offer a 100% Quality Satisfaction Guarantee on our Compatible 4053-503 Laser Toner Cartridges.