You can plug this Type A power plug into standard US electrical outlets to power your LED rope light. Just ensure that the plug and the outlet are compatible and that the voltage matches (in your case, AC 110V).

Always exercise caution and ensure the wiring and electrical connections are secure and safe when working with electrical devices and plugs. If you’re not familiar with electrical work, it’s advisable to seek the assistance of a qualified electrician to ensure proper installation and safety.