This is a cheap, and let's face it a downright silly thing. Well, not entirely - who wants to stir their coffee the old-fashioned way when you can just press a button and watch it happen?! It certainly is entertaining. Features: detachable base for easy cleaning, trigger button on handle, nylon mixing whisk for safety, portable and light (250 grams), 12.5cm x 13.5cm x 8.5cm, requires 2 AA Batteries.