Highly effective 35% CP gel gives a superior whitening result LED light mouthpiece promotes faster and more effective whitening treatment which produces results in 7 to 10 days Wireless technology with build in timer makes treatment convenient and precise within 15 minutes Each pen equals 5-10 treatments Use 1-2x a day for 7-10 days or until desired result is achieved Take Home System Includes: Wireless LED mouthpiece 3- 2ml whitening pens Charger cord Shade guide Owner's manual