Product Description: Model Number: F181 6-axis Gyro stablization system makes the helicopter more stable and flexible when flying. It has the characteristics of wind-resistant and can be flied indoor or outdoor Important Tips: 1.The motors and circuit board will heat up with miseuse. Take a 10 minute cool down break between flights to ensure your parts last as long as possible. 2.To avoid being burnt up the USB Charger,it should be used under currents input 0.5A. Headless Mode Tips: Flight direction proof is needed before the quad-copter is ready in headless mode. Set the head of the quad-copter ahead of the player and tail facing player before bindind the signal between copter and transmitter.and now the quad-copter’s nose is pointing forward; this direction will be constantly considered as “forward”.When the copter is flying in headless mode, player should keep facing the forward direction,do not turn your body’s direction. 3.Don’t push the throttle up hard directly. Adjust the throttle slowly to avoid damage caused by loss of control.