If you're the type of person who cares for the environment and love saving money, this solar-powered phone charger will help you towards that. The side which has the solar panel sticks to your window to gather as much light as possible. The outside has a lovely aluminium shell to make it look minimal and clean. It has a 1400mAh battery inside, which will charge up when you're not charging a phone. You can sleep better at night now knowing that you helped the environment...a little bit.