Ingredients: Contains high quality ingredients, with zero peroxide Smartphone connectivity: Easily connects to your smartphone to power so you can listen to your favourite music or watch your shows while it happens. Postage included: With postage included and only taking up to three days you'll be sitting back and relaxing with your new pearly whites in no time! Teeth whitening kit: Get those pearly whites gleaming with this Smart Teeth whitening kit from Opalbrite. LED technology: Using UV light, the whitening agents and oxygenated water combine to produce an effective whitening process, in only 25 minutes! Includes: Each kit includes a mouth tray and 3 x 2ml teeth whitening pens. Smart Teeth Whitening Kit | UK | Living Social