The Yusezen EMS Eye Mask (Model: YZ-EM01 ) is certified in accordance with FCC Part 15 Subpart B and ANSI C63.4:2014 standards applicable in the United States. This certification proves that the device has successfully passed electromagnetic compatibility tests and does not emit harmful interference or radio frequencies during use. With its premium eye mask , rejuvenating care device , and anti-aging mask technologies, Yusezen offers safe and high-performance solutions to its users, while also demonstrating its quality and reliability in the US market. This certification officially confirms Yusezen's commitment to international safety standards and its strong position in the global market.