1211-4，轻量化设计31mm四叶桨，转动惯量小，拉力大，效率高，搭配0702电机，提供更好的飞行感觉。
| Type (桨叶型号) | GEMFAN 1211-4 | ||||||
| Material (材质) | PC | ||||||
| Pitch (螺距) | 1.1in | ||||||
| Colour(颜色) | 透灰、浅宝蓝、热粉、透黑 | ||||||
| Prop Diameter (桨叶直径) | 31mm | ||||||
| Center Thickness (中心厚度) | 3.2mm | ||||||
| Center Hole Inner diameter (中心孔内径) | 0.8mm/1mm | ||||||
| Max Prop Width (最大桨叶宽度) | 7.3mm | ||||||
| Weight (重量) | 0.21g | ||||||
| Recommended Motor (推荐马达) | 0702 29000kv | ||||||
| Takeoff weight(起飞重量） | 36g |
