夏日小风扇-Summer small fan

1.采用4个8015风扇组成一个矩阵风扇 2.电子元器件； 8015风扇*4 船型开关*1 DC母座5*2.5 *1 若干根导线 M3*16螺丝 *4 M3*10螺丝 *4 3.模型需要打印6个文件，无支撑打印。 1. Use 4 8015 fans to form a matrix fan 2. Electronic components; 8015 fan * 4 Boat switch * 1 DC socket 5 * 2.5 * 1 Several wires M3 * 16 screw * 4 M3 * 10 screw * 4 3. The model needs to print 6 files, without support printing.