1, LED lighting life: different quality OF LED energy-saving lamps is the key to life, life is determined by LED light source decline. LED light source low light decay, long life, LED lighting lamps and lanterns high price. 2, LED chip: LED lighting lamp core part of LED light body LED chip, different LED chips, the price difference is very large. LED chips from Japan and the United States are better and more expensive, while LED chips from Taiwan and Local Chinese manufacturers are slightly cheaper. At the same time to see LED chip size, LED price is proportional to the size of LED chip, the quality of large chip LED is better than small chip. 3, LED packaging colloidal: general LED colloidal epoxy resin, plus uv resistance and fire retardant LED price is more expensive, high-quality outdoor LED lighting should be uv resistance and fire prevention.