| Manufacturer | Theo-Do Technology Co., Guangzhou |
| Category | Wind engine, ventilation |
| Price | ￥4550.0 |
| Brand | Theodor / Theodor |
| Product alias | Airscreen, windscreen. |
| voltage | 220 |
| Type | Centrifugal windmill |
| Materials | stainless steel. |
| Purpose | Isolate cold and warm, mosquito-proof and dust-proof. |
| Length of fuselage | 900. |
| Order number | FM-3509S-L |
| Model | FM-3509S-L |
| Goods | FM-3509S-L |
