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Cree XLamp XP-E XPE Q2 Warm White LED Emitter on 16mm or 20mm PCB [BY-XPE-WW] - US$1.00 : Topledlight
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10w Cree Xlamp Xm-l Xml Rgbw Rgb White Or Rgb Warm White Color High Power Led Emitter 4-chip 20mm Star Pcb Board - Light Beads - AliExpress
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5pcs Cree Xlamp Xml Xm-l Rgbw Rgbww Rgb+cool/warm White 12w 4 Chip Led Emitter Bulb Mounted On 20mm Star Pcb For Stage Light - Light Beads - AliExpress
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30W 30 Watt Cree XLamp XM-L XM-L2 White LED + 5 Mode Constant Current Led Driver [KW-XML-30W, KW-DR3XML] - US$15.99 : Topledlight
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10w Cree Xlamp Mc-e Mce White 6500k Warm White 3000k Led Light Dc3.2-4.0v 430-490lm 20mm Pcb Parallel Connection Emitter Light - Light Beads - AliExpress
![Images of (a) three constant current LED drivers and (b) Cree XLamp... | Download Scientific Diagram Images of (a) three constant current LED drivers and (b) Cree XLamp... | Download Scientific Diagram](https://www.researchgate.net/publication/282867924/figure/fig8/AS:316852602458122@1452554955744/Images-of-a-three-constant-current-LED-drivers-and-b-Cree-XLamp-MC-E-RGB-LED-lamp-on.png)