Item No.STWL11 Teeth Whitening Light Power supply: Input AC 110V and 220V, 50/ 60Hz 12Osram blue POWER LED light units. LED lifeexpectancy : > 50, 000hours Magnifying lens: 3 x magnifying / Light intensity: 9000-10000MCD Bluewavelength460nm-475nm Cooling: powercentrifugala ircooling G W 14.5KG CE Certificated,