... steel 316 2,With semileds led chips 3,IP68 4,3W, 6W, 9W, 18W, 27W, 36W etc 5,Constant current driver 2012 Wholsale High ... power 6x3W LED Navigation lamp Features: 1), Super ... above 30V, the output current of built-in constant current driver will be shutdown in order to protect the LED without damage, and when ...