?60 Days Warranty?- The whitening pens and led light in our teeth whitening kit enjoy 60-day warranty. If there is any problem with the accessories within 60 days, you can contact us to get new replacement. If you have any questions, please feel free to contact IDOLUSTER's support team, we will solve it for you as soon as possible. ?CONTINOUS USE for 2 WEEKS to GET BRIGHT WHITE SMILE?– Use it by instruction for 2 weeks to get amazing result, if you are not satisfied with the result, please contact us for a full refund. We'd like to fix all your problelms, please feel free to contact us. ?EASY TO USE?- Our red and blue teeth whitening light tray is very convenient and fits comfortably into any mouth without the need to boil and mold beforehand. And the teeth whitening pen with tip brush can easily apply whitening gel on any teeth you want to mke it whiter. It can also perfectly complement the places where teeth whitening strips can't cover. ?ENJOY ALMOST INSTANT RESULTS?-IDOLUSTER teeth whitener contain teeth whitening gel with 35% Carbamide Peroxide can quickly remove stains on the yellow teeth caused by coffee,wine,tea,and smoking. The teeth whitening light tray accelerate the procedure. Many people experience whitening after the first application. ?PROFESSIONAL TEETH WHITENER for SENSITIVE TEETH?- For sensitive teeth, our desensitizing pen which contain Calcium, Potassium, Phosphorus can help remineralize teeth, protect our enamel. We also adapt unique red light treatment technology to ease the soreness of sensitive teeth during teeth whitening. ?TEETH WHITENING KIT with LED LIGHT?-IDOLUSTER teeth whitening kit include a unique Red&Blue LED teeth whitening light and 3 pcs 35% Carbamide Peroxide teeth whitening pens, which can whiten our tooth more effective and fast. And the desensitizing gel pen can protect enamel, help to get rid of sensitivity. Professional phone powered tooth whitener at home use.