Drones are becoming more sophisticated all the time. You don’t have to spend a fortune to you get your hands on a smartphone controlled drone with auto follow these days. Take the Fairy Drone: it is a flying quadcopter with a 1080p camera that can stay focused on you as you move. Fairy can maintain its altitude but lets you move it by tilting your phone.
Fairy has convenient features such as GPS tracking return home, and 3 sensitivity modes. The battery lasts up to 16 minutes. The drone weighs only 140g and is compact enough to fit in your pocket. Expected to ship in July.[where to find it]