Wow this is BRIIIIIIIGHT ! I tried to power one LED at around 500mA with a constant current source driver, thinking I could stand looking at the beam... I WAS WRONG :) It's brigther than the amber one I was playing with until now. None for now, this little baby looks promising! During my short test I touched the led dome with my finger, it gets hot ... Read more
Bought 8 pcs. Nice looking LEDs. Clean, consistent color temperature. The bright white light works great for better visibility and better color vision at night. I have bought many LED bulbs at DX, but these ones are the best so far. High output per Watt. No one really. The only thing might be what is printed on the LED compared to what DX says it is.... Read more
It's genuine Cree XM-L2 U2
About 20% higher lumen output than XM-L T6
Seems it's made well
Of course huge light output
The best efficiency
It's XM-L2, succesor of XM-L so it must be good If you want to run these 1A+ you mustn't underestimate heatsink (as with all high-output LEDs) As i wrote: It's genuine Cree. But many on E-bay and other stores are ... Read more
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