KAVAZ Smart Drink Coaster – App Guided sells on Amazon. I think the price is very good. Please read some of the reviews and see people thought of the product.**If you’re not sure whether to buy, add to cart, and you can come back to it later!**

SMART COASTER WITH LED-GUIDED COCKTAIL MIXING The KAVAZ Smart Cocktail Coaster connects to the app and uses an intelligent LED light ring to guide every pour step-by-step. Whether you’re new to cocktail mixing or an experienced home bartender, enjoy a smarter and more engaging drink mixing experience at home. EXPLORE 3,000+ COCKTAIL & MOCKTAIL RECIPES Discover thousands of cocktail recipes, whiskey drinks, margaritas, martinis, old fashioneds, mocktails and more. Browse, save and follow recipes directly from the app, making cocktail creation simple and enjoyable for every occasion.