40 Watt Dimmable 12V DC LED Magnetic Transformer Driver Auto-reset breakers, one on the input and one on the output, which protect both the load and driver Works with most Lutron and Leviton dimmers (list available) Dimmable or non-dimmable LEDs, LED fixtures, LED panels, LED strip lights ETL, CSA certified, UL Standard 5085-1 Acoustic humming and buzzing free