Light, usually with a primary light source of high pressure sodium lamp and metal halide lamp, select this type of lamps and lanterns has two reasons, first of all know lamps and lanterns of the person all know, high pressure sodium lamp cast light lamps and lanterns has the characteristics of high brightness perspective is wide and the LED is different, it is the composition of the only two
light, usually with a primary light source of high pressure sodium lamp and metal halide lamp, select this type of lamps and lanterns has two reasons, first of all know lamps and lanterns of the person all know, high pressure sodium lamp cast light lamps and lanterns has the characteristics of high brightness perspective is wide and the LED is different, it is the composition of the only two parts, namely the lamp bead and power supply, the damage probability is very low on the accessories, as we all know, the service life of the LED light source theory is 50000 hours, the LED street light, even if the short of it is not how much, the more in life and for many years.
it is the price of LED lamps and lanterns is not as expensive as people imagine, in the long run it it was cheaper than other lamps and lanterns, because of its long life, low consumption, can be called an investment benefit in the long run. So configuration in high lamp light source suggest choose LED products, because a lot of fake sodium project-light lamp often appear problem, light lifting a very trouble, bad is time-consuming and often, you should be careful when buying choice.