Amazon Dash Wand lets you add items to your cart by scanning or saying their name

As if the Amazon Dash Buttons weren't cool enough or the fact that you could just tell your Echo to buy things for you, Amazon now has a Dash Wand that lets you tell things you want or scan them before adding them to your cart. The Dash Wand is a tiny handheld device with a microphone and a barcode scanner. When you want to purchase any of the household items, say, shampoo, you can just say "shampoo" or a particular brand name into the Dash Wand or use the barcode scanner on it to scan the barcode on the back of your shampoo bottle. Amazon will use that information to add the item to your...