Lighting plays a very important role in our daily life,not only lighting up our normal living space but also creating a special atmosphere for certain environments. Today,there are varieties of lighting available for different purposes. In work places, Lighting should allow employees to see clearly all the workplace. Lighting should also be bright enough for the people to be alert and be in comfortable mood. Lighting should be adjustable so people can dim the lights or close the curtains when needed. In living rooms, Lighting can help to create a cozy atmosphere. Careful selection of Lighting can set a certain mood or brighten up a specific area. To create a modern look, people might prefer lighting with contemporary designs. Besides its decorative purpose, Lighting has also some practical values which make homes safer. External lighting can improve security in the house as thieves can be detered from entering the property. Lights installed in pathways or near staircases would be beneficial in making the steps more visible in dark areas. In conclusion, Lighting not only affects the atmosphere of the environment but also gives people more seen security. Therefore, Lighting has become an indispensable part of everyone's life.