Yizhan i4S With 2MP Camera 2.4G 4CH 6Axis 3D Rolling RC Quadcopter RTF. Yizhan i4S Description: Item name: YiZhan i4s Quadcopter Frequency: 2.4G Gyro: 6 axis Flying time: 4 mins R/C distance: about 30 m Product weight: about 42 g Quadcopter size: 13.5x 14.5 x 2.5 cm Package size: 60.5 x 27.5 x 78 cm […]