All dollars are under ultraviolet light. From 100 to 1 dollar.
This video shows the location of security marks on dollar bills under ultraviolet light. It may be useful for currency detector users.
You can find or purchase a currency detector at this link: https://a-techno.com.ua/detektoryi-va...
We recommend watching our video on checking dollars without a currency detector: • Как проверить доллары самостоятельно. Без ...
A-Techno LLC. Contact phone number: (044) 205-40-19