... 3.front end service. 4.Price:10usd to 13usd 12W led par lamp features:1.No UV, no flickring,environment friendly.2 ... cost and pure, saturated colors.4.Color: red ,blue,yellow,green,warm white ,pure white, cool white.5.Constant current regulation.6.Propietary design ... . specializing in cylinder Light Spot lamp, ceiling lamp, high - power LED lamps and other products.After years of efforts, The company ...