... brightness;2. Use RoHS aluminum, fully solve the LED heat transport problem, so that the lamp can keep ... -precision constant current drive, which can extend the LED lifespan;4. Good material of lens to ensure ... 7days after payment, according to the quantity. Advantages of LED Lights1. Lifespan: up to 50, 000 hrs, 10 ... be answered in 24 hoursOEM is availableLED Downlight, power15w, 1200-1300lm, 2700-7000k