XuanLei Small Size 2.4G RC 4-Axis Quadcopter Drone Uses high-intensity LED lights at night, you can always give a clear direction to point, you can start regardless of the direction, simple operation It can flip perfectly at the height of 1 meter from the ground. 2.4G technology adopted for anti-interference. Even more than one quadcopter is flying at the same time, they will not interfere with each other It can fly indoor, suitable for office playing