This Eaton Cutler Hammer CHFAFGF120PN circuit breaker combines both arc fault and ground fault detection to provide ultimate protection for your electrical system. With a maximum amperage of 20A and voltage rating of 120/240V, this breaker is perfect for both residential and commercial use. Its current rating of 20A ensures that it can handle any electrical load without tripping. As a tested and reliable product, this Eaton breaker is a great addition to any electrical system. Its combination of features ensures that your electrical system is protected from both arc faults and ground faults, for ultimate peace of mind. Whether you're a homeowner or a business owner, this breaker is a must-have for any electrical system.