The Gemini home whitening system guarantees brilliant and safe results in just an hour. Our gentle 6% hydrogen peroxide (H2O2) formula is perfect for at-home teeth bleaching. With over 20 years of manufacturing experience, BEYOND is proud to provide an advanced whitening system designed for you and your smile, all in the comfort of your home. The Gemini Teeth Whitening Accelerator comes with a whitening gel for five 20-minute sessions, a Gemini LED light unit, a Gemini tray, a rechargeable lithium battery, a charge cord, a USB adaptor, and a bleaching shade guide. The Gemini Accelerator has several unique advantages for at-home teeth whitening: * Small magnets are set into the mouthpiece to reduce discomfort by ensuring proper alignment with the light activator * Provides a relaxing, hands-off treatment * Rechargeable light activator * Five Gemini Whitening Gel Syringes (1.7 mL/2.1g)