gu10 21pcs smd 5050 led lamp: 1.TW Epistar LED chip 2.4.2W, more than 310LM 3.FR4 PCB,21leds 5050SMD 4 ... ,IP44,>=50000h gu10 21pcs smd 5050 led ... white, warm white, white, red, blue, green and yellow4. Led light source: TW Epistar5. Luminous flux: 70-80 lumens/watt ... other local decorative lighting projects. gu10 21pcs smd 5050 led lamp