Convertible Smart Volt™ Dual Ferrite power cord is used with our ultra low RFI emission Galaxy® ballasts. Cord sets include detachable 120 volt and 240 volt plugs providing the capability to convert the cord into either a 120 volt or 240 volt power cord. This dual ferrite noise dampening cord may be used with other products, dampening ability will vary based on ballast used. Sunlight Supply® makes no claims of ballast compliance if this cord is used with any other brand electronic ballast. The cord is 6.5 feet long.