1.The motors and circuit board will heat up with miseuse.We suggest the users take a 10 minute cool down break between flights to ensure the parts last as long as possible.
2.To avoid being burnt up the USB Charger,it should be used under currents input 0.5A.
3.Don’t push the throttle up hard directly. Adjust the throttle slowly to avoid damage caused by loss of control.
4.The weight of quadcopter is less than 0.5lb and no registration is required for this model on