... of money for consumption a year.Long Life & Environmental Protectiondouble tube protective, lanthanon material give off light, average life is ... and ultraviolet radiation which is given off by the tube when the tube is switched on.,so that to relieve the ... relic, books, merchandise package, clothes, ornament and so on. Vivid revivificationwithout dazzle,close to the natural light,enhance the CRI ...