... . 4W, more than 290LM 3.FR4 PCB,60leds 3528SMD 4,IP44,>=50000hours 12v led lamp:1. Base type: GU10,MR16,E27,E14 ... : Cool white, warm white, white, red, blue, green and yellow4. Led light source: TW Epistar5. Luminous flux: 70-80 lumens/watt ... , house, exhibition halls, and other local decorative lighting projects. Mr16 3528SMD 60leds led lamp