Beer drinkers: this mug's for you! Raise a glass to the Brew Master, your pocket guide to comparing and trying new beers, with an electronic database including more than 1,500 ratings and reviews, nutritional information and more! Read-up on the foods that best complement your ales and lagers; browse brewery locations across the globe, and get the scoop on toasts, bar games, jokes and even hangover tips! If that's not enough, it even has a phonebook for taxis in major cities around the world after a long pub crawl. Uses 2 AAA batteries (not included).