This BEEPRINCESS H66 mini drone has a four-rotor fuselage made of high-strength and engineering-resistant ABS materials. With a 4-axis structure the drone is even more flexible speedy and can fly indoors. It has a built-in 6-axis gyro stabilizer to ensure accurate positioning in flight. Three speed (low-speed/medium-speed/high-speed) is adjustable. Two cameras provide a wide range of 4K high-definition pictures and videos. You can also use wifi to connect with your mobile phone to control the drone take pictures/videos and transmit images in real time. Headless function makes the drone easy to directional control. With 2 Modular 3.7V 1800mAh Batteries the drone can support up to 30 minutes flight time. This mini drone also brings you many other features such as altitude hold 360° stunt flip auto take-off/landing and one-key return. With foldable arms it has a small size and is easy to carry. This drone is perfect for adults kids as well as beginners (Assistance from an experienced adult is recommended).