1.Can  treat teeth yellow. Black smoke. Accountability. Dental fluorosis. Tetracycline tooth etc.2.Good whitening effect, each treatment can improve 7-10 levels.3.Special whitening blu-ray cold light, She heat is extremely low, ensure the comfortable 4.8 high-power blue leds offer cold light tube5.Good human-machine interface, easy operation6.Multiple safety design, ensure the safety of patients and doctors operate

dental laser Whitening Machine