Electronic Ballast Guaranteed to Work with O-So Pure DWS-POE Replacement UVC Light Bulb Pentair 7nm that is defined as

7nm that is defined as germicidal category

With 130 Watt lamp wattage

The 225GT Sticky Fox Fly Light boasts a powerful fly-catching capability with its 2 x 20-watt bulbs and 2 standard glue boards

the box base of the device has an indicator which will show you when the device is on

Electronic Ballast Guaranteed to Work with O-So Pure DWS-POE Replacement UVC Light Bulb Pentair 7nm that is defined asUV ballast guaranteed to work with your UV germicidal system Features: Guaranteed to work with your UV Germicidal Bulb. Comes complete with wiring diagram necessary to run your bulb(s) Industry leading 5 YEAR WARRANTY UL Listed Ballasts can be complicated. Nobody replaces ballasts regularly. Inevitably, ballasts are needed when you go to change out the UV bulb at your machine's recommended intervals when you realize that the new bulb is not lighting