... RohS LED Pending Light-Epistar LEDs-24x1W high brightness-2year warranty- CE RohS.More color could be chosed.Such as green,red,white ... ;3, PWM constant current technology, high efficiency, low heat, high precision constant current, DC working, no strobe flashing, safety and ... lowest loss of line, circuit and power, good power factor, high brightness efficiency;5, LED light source of ultra high power, ...