Only lower power led's are "cool".
The high wattage Cree's require significant heat sinks and circulating air to keep from self-destructing.
Like any solid state device they fail instantly with no warning.
Only lower power led's are "cool".
The high wattage Cree's require significant heat sinks and circulating air to keep from self-destructing.
Like any solid state device they fail instantly with no warning.