*Digital Display panel gives more controland adjustment over the whiteningapplication.*Three choices of light source ( Blue, Blue&Red, Red)*Four Power outputs and adjustable settingtime for different preference .*Time adjust buttons from 5 to 30 minutes.*Five modes of flux illumination , 100% ,80%, 60% ,40% .*Touch button and display of the head .*4 Blue , 2 Red LEDs , giving your teeth

Light Source: Blue light 4-5W Red light 2-3WOutput wavelength: Blue light :430nm-490nm Red Light :620nm-640nmVoltage : AC100-240 V 50-60Hz 1.2 A