Note: This is Toner Cartridge Only, Drum Unit is Not Included. Good tightness: The product is carefully packaged to ensure that the product is sealed and that toner leakage and color mixing will not occur. High capacity: The toner filling capacity is large, the utilization rate is high, the toner capacity is sufficient, and the printing is fluent. Higher Quality Convenient and cost-effective for daily use such as school, work, bank, hospital and home printing. Each of the Toner Cartridge has been ensured full working condition and a superior print quality. We ensure stringent quality standards for 100% customer satisfaction.