... dream to make your teeth shine with brightness. Teeth whitening system Features:High efficiency goose pipe design, adjust angle at ... AC.50/60 Hz for global use. High Speed Multi-Arch Teeth Whitening System. Small base size design, suitable use in dental ... with memory, the longest whitening time is 30 minuteTeeth whitening system Specifications:Broad Spectrum: 430nm ~ 520nm(Host lamps) Light Output ...