As a manufacturer, we are proud to present our DRK-07B Mask Flame Retardant Tester. This product is a reliable and convenient tool for testing the flame retardant properties of various masks. It is designed to measure the ignition time, burning time, and afterglow time of masks, providing accurate and consistent results. With its simple operation and durable construction, it is ideal for use in laboratories, quality control departments, and research facilities. Our factory ensures that each product is made with the highest standards of quality, providing our customers with reliable and efficient testing equipment for their needs.