MJX X601H FPV RC Quadcopter Drone Big Bundle with Altitude-Hold Wi-Fi HD Live Camera RTF Helicopter, Extra: 7.4V 700mAh Battery, Explosionproof Battery Safe Bag, Voltage Checker Warning Buzzer Black Exclusive altitude-hold technologywith the built-in high density air pleasure sensor, the drone will automatically set the height and hover. A perfect function for taking high quality images and videos. Also making it much more stable and easier to control and fly. With hd camera and wi-fi fpv real time transmission, offering you a wonderful experience to have a sense of the world from your smart device, you can download and install the fpv software to your smartphone and then enjoy it. Smart mobile control: control the drone with your smart phone. Two ways to control in the app. Touch the virtual joystick on screen by fingers or switch to gravity sensor mode which allows the user to flight by holding and moving the mobile device, a kind of motion sensing game. Bring you an unprecedented playing experience. Easy to fly and offer more funs. Headless modethe direction will be the same as transmitter. One key take-off/landing/return function: making it easier and more efficiently to find the way home instead of losing the aircraft for any levers of player. Use 2. 4ghz technology and equipped with the latest 6-axis gyro flight control systems. Strong stability, easily implement various flight movements such as 360 degree eversion. Automatically binding: turn on the transmitter and hexacopter, wait for some seconds, the hexacopter will bind with controller automatically, no need to push the throttle up and down. Unique industrial design: possessing a beautiful shape and a better structure for batteries replacement, so you can enjoy a long uninterrupted remote control aircraft excitement pleasure. Bundle pack with extra accessories: 1x extra battery doubles the flying time to make more funs at a time. 1 x extra lipo voltage checker + warning buzzer will warn you with buzzer when the drone is in low power, call it back in advance, avoid losing it. 1x extra fireproof lipo battery guard safe pouch is used for safer charging and storage of batteries. Ensure you a longer and safer happy time.