This Square D QO QO120GFI circuit breaker is a 1 pole 20 amp 120V plug-in GFI/GFCI type, which is perfect for ensuring electrical safety in your home or workplace. It has been thoroughly tested to ensure optimal performance and reliability, and is compatible with a range of electrical equipment and supplies. With a focus on quality and durability, this circuit breaker is a great choice for those looking to upgrade their electrical systems. Its maximum amperage of 20A makes it suitable for a range of applications, while its compact design ensures easy installation and maintenance. Whether you're a business owner or a homeowner, this Square D circuit breaker is sure to meet your needs.