





Finger Vein Smart Lock SV40
If your fingerprint's no good, use your finger vein.
For the whole family | Safer vein detection | Fully automated and convenient.
Watch the product video

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All-in-One Smart Lock: Finger vein, PlN code, NFC, Mechanical key, and APP
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Full-auto mortise, ensuring quiet operation at all times.
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Finger vein recognition technology, suitable for the elderly and children.
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Supports Mi Home
Get rid of fingerprints. Finger veins are good for the whole family.
Finger vein recognition is suitable for all kinds of people, even the fingerprint is not good for the elderly, children, special people can be accurately and quickly identified with finger veins, the whole family is good to use.

Six-fold security protection to keep your home safe
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Indoor double sensor door opening
Indoor door opening requires double sensing to unlock the door after key + handle sensing area, automatic anti-cat-eye unlocking, anti-pet accidental unlocking
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electronic reverse lock
Only the administrator can open the electronic back-lock, so you can be more at ease at home alone, and children are not afraid of mistakenly unlocking the door.
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Anti-Black Box Unlocking
Designed with electromagnetic protection against interference from small black boxes
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Void code to prevent prying eyes
Maximum 16-digit dummy code can be entered to effectively prevent prying eyes.
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Emergency knob unlocking
Emergency emergency unlocking, such as fire, earthquake, panel damage, and do not have to worry about being locked at home
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UnionPay Certified Encryption Chip
High-level encrypted NFC chip for data security
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Secure
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Versatile
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Stable
Finger Vein Detection
Deep biometrics for greater security
Finger vein detection is hidden in the user's skin under the finger vein blood vessel image deeper biological information, difficult to steal and difficult to copy; with uniqueness, even identical twins finger vein information is not the same, higher security.

NO MORE
FINGERPRINT FRUSTRATION
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Seniors Faded Fingerprints
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Children Tender Fingerprints
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Wet
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Chap
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Worn Fingerprints
Door lock abnormality Timely alarm
Local Alerts + Remote App Notifications
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leave the door ajar
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unclosed
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Trial and error.
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The door lock was broken.
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Low battery

Sentinel Mode
Staying away from home on long holidays is safer
Long holidays away from home, out of the door a key to turn on the sentry mode, if there are bad guys indoor door, timely remote alarm notification.

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emergency power
Type-C port at the bottom of the panel for emergency unlocking
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Extra long battery life
8x5 batteries, 12 months of battery life based on opening and closing the door 10 times a day
*Data from Deerhunter Labs -
Alloy Panel
Front and rear panels are made of integrated alloy frame, the same level of material used in automobile manufacturing.
Specification

Specification
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Access Methods
Finger Vein / PIN Code / APP / NFC Card / Mechanical Key
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Dimensions
L385 * W73 * H22 mm
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Color
Dark Grey
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Cylinder Type
Class C
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Emergency Power Supply
Type-C
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APP
MI Home
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Certification
CE
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PIN Code Length
6 digits, max 16 digit with Decoy PIN Code Supported, Up to 50 Groups
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Operating Temperature
-20°C - 55°C
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Compatible Door
Wood Door & Burglar-Proof Door
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Door Thickness
100 Groups
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Finger Veins
Wood Door & Burglar-Proof Door
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Power Supply
AA Batteries*8, 12 Months Lifetime
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Communication
Bluetooth / NFC
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Doorbell
Supported, Built-in doorbell
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Alerts
Door Ajar, Several Incorrect Access Attempts, Tampering Attempts, Low Battery
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Auto-Lock
Supported, 0.5s Auto-Lock
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Double Authentication
Supported
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Handle
Push-and-Pull
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Finger Vein Recognition
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Fully-Auto Mortise
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Built-in Doorbell
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Decoy PIN Code Supported