21 Minutes Flight Time: Come with 3 drone batteries in the package, your flight time is prolonged up to 21 Minutes. Easy to Play: The Auto-hovering function enables the drone to hover at current height. You can release the throttle stick and control the drone more easily. Won't Lose Direction: In Headless Mode, you can fly the drone without worrying about what direction it is facing, especially when the drone is far away. Having Fun: The drones can perform 3D flip, and it can be start or land with one key which makes the drone easier to play. A Great Gift for Kids: Low Battery Power Alarm-No worry losing it. You can adjust the speed to meet your operation proficiency, and play the drone with your kids or friends.