Item No.STWL10 Teeth Whitening Light Power supply: Input AC 110V and 220V, 50/ 60Hz LED life expectancy : 150 000hours Blue LED light Intensity: 168888uW/ cm2 Blue wavelength: 465nm— 470nm Light intensity: 7000MCD Number of power lights: 119 Power led light units Magnify Lens: 3 times magnifying Package dimensions: 50* 37* 14cm Gross Weight: 4.5kg CE Certificated,