After-Sales Guarantee: Our maintenance box have undergone strict quality inspection before leaving the factory. The ink you receive will be the most perfect. If you have any questions, please contact us, and we have professional technical support to help you solve the problem. Superior Quality: The T6997 waste ink bin uses a newly upgraded chip and is perfectly compatible with printers. The core is composed of high-quality sponges with more efficient adsorption capacity, providing you with a clean and tidy printing environment while extending the life of your printer. Compatible Printers: 100% suitable for EPSON Surecolor P7000 P7080 P8000 P8080 P9080 P9000 P9500 P9570 P series large format printers. Compatible Printers: 100% suitable for EPSON Surecolor T3400 T3470 T3475 T3480N T5400 T5470 T5485 P7570 T series large format printers. Maintenance Box Model: T6997 ink waste tank compatible with Epson Surecolor series large format printer.