1,Stainless 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 ... driver will be shutdown in order to protect the LED without damage, and when environment temperature and voltage ... meter cable.2), Paking details: 48pcs/carton for 3W,6W, 9W, 20pcs/carton for 18W,27W,36W, 54W, ...