Environment: suitable for indoor, the same area-30 ¡æ ~45 ¡æ, humidity 15%~85%. Life cycle: normal switch to enable life of 200,000 times. Sound effects: reduce the (sound) noise 45 DB. Creative spark, after years of washing, vaguely revealed the mottled ghost of history. In the shape of rejection of all the special, Complicated decorations, unique artistic factors into every detail, elegant and refined, highlight the charm. Timeless beautiful job, called a model for the industry.