300W 7.09*4.72*1.18″ White Dental Teeth LED Whitening Light Lamp Corded Electric
Effective Whitening: 30W blue light (420-480nm), 12W red light (605-645nm), 4W purple light (375-415nm), and a total of 8 LED light bulbs can accelerate the catalysis of the whitening gel to ensure the whitening effect, and teeth whitening can be upgraded by 3-10 shades.