智能感应道闸机diy科学实验教具超声波模块科技小制作小学生拼装 智能感应闸机
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智能感应道闸机diy科学实验教具超声波模块科技小制作小学生拼装 智能感应闸机
| 颜色(Color) | Wood Color |
| 材质(Material) | Wood |
| 尺寸(Size) | 11cmx8cmx7cm |
| (Size(US)) | 4.33x3.15x2.76inch |