- Brand: Lockin
- Model: SV40
- Product Type: Smart Door Lock
- With hand vein scanning technology that uses infrared light for accurate identification
- Can be opened by: vein scanning, PIN code (permanent, periodic, one-time), NFC card, Mi Home app or mechanical key
- Automatic locking, Bluetooth control and Xiaomi ecosystem integration ensure convenient use
- Hand vein scanning: 100 users
- PIN code: 50 users
- PIN code length: 6-10 characters
- Power
- Battery: 8x AA alkaline battery
- Emergency power supply: 5V external battery
- Operating temperature: -25°C to +55°C
- Humidity: up to 90% (relative)
- Material: Aluminum alloy, ABS plastic
- Dimensions and weight
- Inner dimensions (width x height x thickness): 73 x 385 x 22 mm
- External dimensions (width x height x thickness): 73 x 385 x 22 mm
- Total weight: 4.4 kg
- Color: Black/Silver
| Device Type | Locks |
| Color | Black |
| Compatibility | Mi Home |
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