| Door Type | Wood door, Stainless Steel door, Aluminum door | Place of Origin | Guangdong, China |
| Brand Name | Topping | Model Number | H3B |
| Certification | CE,FCC,ROHS | Network | bluetooth |
| Product Name | Tuya Ble indoor lock | APP | Tuya/TTlock |
| Material | Zinc Alloy | Function | Ble+card+password+key |
| Power supply | Built-in Chargeable Lithium Batteries | Battery | 800mAh |
| Battery Life | 3000 Times Normal Operation | Fingerprint Capacity | 110pcs |
| Door thickness | 30-65mm | Warranty | 2 Years |