A fan favorite in the beaut. lineup. The beautiful Peachy Kleen Kit is phone activated and features blue light therapy. To whiten: twist your whitening pen, paint each tooth, plug your light in and relax. Once 15 min. are up, your teeth will be 2-3 shades lighter than they were before. Sold and recommended by dental professionals and educators. Vegan Friendly FDA Cleared Includes: The Peachy Kleen Kit includes 1 light (compatible with iPhone, Android + USB), 1 shade guide, 1 instruction guide and 3 smile pens.