Features 1、4 PACK TONER REFILL KIT: This toner refill kit includes four refill powder in different colors, specifically designed for 406S toner. 2、EXCELLENT FEATURES: The toner powder is corrosion prevention, friction resistant, anti expansion, and possesses excellent flexibility. 3、HIGH PAGE YIELD: The black refill can yield up to 2300 pages with 5% coverage, while the color refills can yield up to 2300 pages with 5% coverage. 4、SIMPLE OPERATION: Instead of replacing the entire toner, simply add the refill powder after the toner is depleted, easy to operate. 5、VERSATILE USAGE: Suitable for use with various printing devices such as inkjet printers, coding machines, photocopiers, UV printers, and ink supply systems. Specification Item Type: Toner Refill Material: PVC, PCB Applicable Model: Applicable for 406S Package List 4 x Toner Refill 4 x Chip