... , Stadiums, parking buildings, etc. Features1. Color consistency high, low-power, low-light decline, long lifespan, good brightness;2. Use RoHS ... , 10 times longer than the conventional ones.2. An integrated optoelectronics technology with energy saving up to 70%.3. Perform stably ... conditions and almost maintenance free.4. Easy installation with thinner power cables to save set- up cost.5. Great light ...