Spotlights illuminated surface is designated illuminance higher than the ambient lighting. Also known as the spotlight. Typically, it can aim in any direction, and have the structure from climate impacts. Mainly used for large-scale mining operation field, the outline of buildings, stadiums, flyovers, monuments, parks and flower beds. Thus, almost all large-area lighting fixtures for outdoor use can be regarded as floodlight. Spotlights outgoing beam angle has a narrow width, ranging between 0 ° ~ 180 °, which is called the searchlight beam particularly narrow. 1, using internal and external anti-earthquake design, an effective solution due to strong vibrations cause the lamp off, shorten lamp life, stent fracture and other issues. 2, in an efficient gas discharge lamp as the light source, long lamp life of 10,000 hours, is particularly suitable for large-scale unattended outdoor lighting. 3, has a good electromagnetic compatibility, no electromagnetic interference on the surrounding environment. 4, good overall heat lamps can reduce the probability of failure.