রিচার্জেবল ব্যাটারী। 

পানিতে ভিজলেও সমস্যা হবেনা।

Description: 1. Product Name: Electric USB Aircraft 2. Product size: about 27*29*4cm Features: 1. Charging for 2 hours, flying for about 50 times! 2. USB charging 3. LED light Note:If the plane is low power, you should charge for it. then it will work. 1.After the aircraft flies continuously for a long time, the motor will heat up and you can stop properly for 1-2 minutes. 2. Aircraft propellers may scratch the skin when rotated at high speed. 3. Children should charge the aircraft under the guidance of an adult. 4. Do not approach people and roads, high-voltage lines, or near rivers to avoid accidents! 5. Generally charging can be full for about two hours. 6. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Reasons for planting the head: 1. The wing is reversed. The correct one should be the circular surface facing the front 2. The wind is large, and the wind level is greater than the third level and not easy to fly. 3 If you throw it improperly, you should throw it horizontally forward. 4 body deformation, should adjust the fuselage, wing, tail. 5 The force is not balanced and the aileron and tail rod should be adjusted. 6 low battery, please charge for two hours Flight adjustment: 1 If the aircraft is turned over or the turning radius is too small, the aileron and tail angle can be adjusted. 2 by adjusting the wing and tail rod, let the plane fly straight The left and right wings are folded in opposite directions, and the slightly raised elevator can hover the aircraft.