Meet GoJoe 2.0: a battery powered coffee & tea mug that can brew you a cup of fresh coffee anywhere. Just fill it with water and press the button to get started. You can also use the mug to re-heat your coffee all day long. Once your coffee is warm, you can detach the battery to recharge it.
GoJoe 2.0 has a more powerful battery, so you can brew hot drinks without any hassle. Costs $99.99.