PHNE-SF-10101 light source has used high efficiency LED chip, high thermal-conductivity space aluminum radiator, and copper and aluminum bonding technology, which makes the heat conduction and dissipation 40 times higher than traditional manufacturing process; LED source will never be luminous decay; power saving above 75% than halogen lamps; no harmful substances to people; energy conservation and environment protection; wide voltage range; broadband input; constant current drive; no flash.