Smart Bluetooth Cylinder Lock SK-V1 – Fingerprint, Card, PIN and App Unlock, C-Grade Zinc Alloy, 60-90mm Adjustable

Keyless Upgrade for Your Existing Door Lock

The SK-V1 is a smart cylinder lock that replaces your existing door cylinder — no need to change the whole lock body. It opens by fingerprint, RFID card, PIN code, App control or mechanical key, and connects to your phone over Bluetooth through the Tuya / TTLock apps. Built from zinc alloy with a C-grade cylinder core, it upgrades an ordinary front door into a smart door in minutes.

Key Features

• 5-in-1 unlocking – fingerprint, card, PIN, App and mechanical key.
• Tuya / TTLock App control – manage access from your phone via Bluetooth, with cloud storage for records.
• 100 fingerprints / 50 cards / 50 PINs – enough capacity for a family or small office.
• C-grade cylinder core – high-security core that resists lock picking and drilling.
• Zinc alloy body – durable and corrosion-resistant for long service life.
• 60-90mm adjustable length – one cylinder covers most door thicknesses with included spacer parts.
• Low power consumption – 3×AAA batteries, standby current under 75μA.
• Works in -10°C to 60°C – reliable in most climates.

Specifications

Model	SK-V1
Unlocking methods	Fingerprint / RFID Card / PIN / App / Mechanical Key
App compatibility	Tuya / TTLock (Bluetooth)
Capacity	100 fingerprints / 50 cards / 50 PINs
Security grade	C-grade cylinder core
Material	Zinc alloy
Length	60-90 mm adjustable
Power	3×AAA batteries
Standby current	≤75 μA
Working temperature	-10°C to 60°C
Applications	Apartments, offices, homes

Applications

Ideal for apartment doors, office doors, studios and homes where you want smart access without replacing the full lock. As a smart lock OEM/ODM manufacturer, we supply the SK-V1 with custom logo and packaging options for distributors and project buyers worldwide.

Contact us for bulk pricing, samples or OEM/ODM customization.