... Efficiency: 110-140LM/W 3,angle:120-140degree 4,waterproof,CE 50w integration high brightness high power led flood lamp Technical parameters Modelled ... 50-60HZ Watt 50w Working tempreture 45-55° Driving mode external Application bulding,brideges,park,squares.LED flood light ... Ship,Boat Lighting;11.Aquarium Lighting etc.LED flood light Features1, Brand name LED chips: Cree, Nichia, Eqistar etc2, 12V or ...