It has two pontoons at the bottom for takeoff and landing over water. The controls are built into a set of handlebars and work similar to buttons and joysticks on a video game controller. It was presented in a demonstration shared online on Monday. Kitty Hawk Flyer, which has the Federal Aviation Administration’s approval to be flown in “uncongested area” is expected to go on sale by the end of this year but the price is not yet known. It will have a very different design from the working prototype. Customers will not need a pilot’s license to use it. Larry Page invested more than $100 million in flying car startups.