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🔐 Unlock the future of home security with a touch and a tap!
The HEI LIANG Smart Door Knob is a biometric fingerprint lock featuring three unlocking methods—fingerprint, app control, and emergency key—designed for bedrooms, offices, and apartments. Crafted from durable zinc and stainless steel, it offers easy installation on standard American doors (30-55mm thickness). The integrated app provides real-time access management and security monitoring, while visual power indicators ensure uninterrupted operation.
| Manufacturer | HEI LIANG |
| Part Number | SQ-1 |
| Product Dimensions | 23.6 x 7.59 x 7.59 cm; 675.85 g |
| Batteries | 1 AAAA batteries required. |
| Item model number | HL-1 |
| Size | 2.99*3.22 |
| Colour | Black |
| Style | Smart Door Knob |
| Finish | Polished |
| Material | Zinc |
| Shape | Round |
| Item Package Quantity | 1 |
| Number of Pieces | 1 |
| Handle material | Stainless Steel |
| Special Features | Easy to Install |
| Usage | Door |
| Included Components | Lock And Key |
| Batteries included? | No |
| Batteries Required? | No |
| Battery Cell Type | Lithium Ion |
| Item Weight | 676 g |
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