Made of premium plastic material, durable and safe to use. There are a total of 100 chips, and the number of chips have clear fonts, bright colors. Good for counting, grouping, sorting, adding and subtracting.
ejet - Estimated page yield: 3, 000 pages per Black Toner Cartridge at 5% coverage of A4. Our toner cartridges deliver quality printing, give you vivid and natural prints. Package contents: 2 Black TN2420 Toner Cartridges.