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Unlocking Methods
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Product Specifications
| 📦 Product Model | Y4 |
| 🚪 Door Thickness | 35~120mm |
| 🔧 Mortise | 6068 |
| 💻 System | TUYA APP |
| 🎨 Color Options | Black |
| 🔋 Battery | DC 6V, 4pcs AA Alkaline Batteries (not include) |
| 🌡️ Working Temperature | -20??~60 ?? |
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