High Yield and Easy to Install - Easy Refill Powder, 2000 Pages/Black Per Toner Cartridge 5% Coverage Compatible Printers Laser-Jet Printer 1020 1010 1012 1018 1022 1022 3015 3050 3052 3055 1015 3030 m10 Strong penetrating ability, no diffuse, no fade when wet on printed. Excellent stability rate, the printed graphics reference will be kept for a long time. Good compatibility will represent you perfect performance This "Easy Refill" toner cartridge is designed for companies and individuals with great demand for printing, such as companies and individuals engaged in e-commerce and other small to medium-sized companies.1020, M1005,1018,1010,1012,1015,1020 Plus, 1022,3015,3020,3030,3050,3050Z,3050Z,3052,3055