This is a double-end input LED F8T5 tube light with 4W total input power to replace 8W energy-saving fluorescent. It is not dimmable and works at 110/120VAC. The installation is easy, please make sure that the LED Tubes must be directly wired to your 110/120VAC house current from the two input ends on both sides without the use of a ballast or starter.
****Please read the manual and description carefully before making any purchasing. We assume that each buyer has read them and known how to wire this type LED tube lamp ! ****