HD Pictures and Live Videos: D20 equipped with 720P HD Wi-Fi camera to take better aerial photos and videos; with FPV transmission, you can see the sky from a live video feed through smartphone app. Fly D20 is magically simple, just tap the One Key Start/Landing button to start the fly; Altitude Hold can maintain the drone at a certain height, which makes it so easy to control and take high quality footage. Features with low power alarm, Emergency stop, and 4 propeller guards to ensure a safe flight, 2 rechargeable and powerful batteries support up to 20mins, charge safe and fly longer.