LED spotlight 1) led lamp base: MR16,GU10 2) DC 12V,3W led spotlight 3) Epistar led chips,>50000hours lifetime 4) ... saving and degradation11.)New inner high efficiency (90%) constant current driver, with heat protection system, can work Under unstable voltage.led ... Lamps 1,000-4,000 hours Fluorescent Lamps 10,000-15,000 hours Energy Saving bulb internal electronic ballast 2,000 ...