YANNI U845 Voyager Wifi FPV 2.4Ghz RC Headless Quadcopter Drone UFO with 720P HD Camera, Ios and Android Phone Control - Blue Gravity induction mode, allows you to fly the drone forward/backward/left/right in correspondence to the angle of the mobile phone.APP functional experience: APP enjoy great interface design, real-time preview of the shooting screen, can quickly edit video parameters, humane select the video picture storage location. Headless mode makes easier flight. Once the fuselage direction can not be recognized, it can enter headless mode so as to continue the flight. 720P HD FPV WiFI RC Quadcopter, ensure you can experience the First-Person View (FPV) and create an immersive RC experience. 2.4GHz High performance Quadcopter,operating without any delay, single drone with single frequency,multiplayers is available. 2pcs Batteries Included, double your flying time! It can be swapped or charged in place easily via USB with your power bank or car charger!