Product Features High efficiency goose pipe design, adjust angle at random, convenient for use. Consisting of 3 different kinds of LED's light source achieves broad band . 5pcs Blue light for teeth whitening ; 2pcS Red lights for Reduce teeth sensitivity ; 8pcS Purple lights for disinfect and Sterilization ,wavelength output: blue light:420~490nm,red light:610~650nm Three kinds of different light source mode: blue light exposure only,blue+red light exposure,red light exposure High light-energy output 420-490nm 2327mW/cm 1-30 minutes DC 12vV 20%/40%/80%/100% Adjustable light source intensity according to site conditions Handcart design, Easy to move Buit-in 8pcs purple lights Handle design, easy to operation Metal material,beautiful appearance and easy to assemble Multi-directionalAngle adjustment, no dead Angle-in the working area Adjust up and down 90 degree Adjust 180 degree left and right Gross weight：16kg packing size：73*38*28CM |