ZSF3 Smart Fingerprint Door Lock – Tuya Bluetooth App, Password & Key Unlock

The XSDTS ZSF3 smart fingerprint door lock delivers fast, secure keyless entry with multiple access options for everyday use. Designed for homes, apartments, hotels, and garages, it combines biometric security with Tuya Bluetooth app control and a sleek aluminium alloy body.

• 4-in-1 unlocking: fingerprint, password, Tuya app, and mechanical key
• High-accuracy fingerprint recognition with ~1 second unlock speed
• Supports up to 150 fingerprint users
• Tuya Bluetooth app for remote unlock and temporary password sharing
• 9-language voice system for easy operation
• Low-battery alert with USB emergency charging port
• Reversible handle for left- and right-hand doors

• Compatible with Tuya Smart / Smart Life app
• Bluetooth smartphones (iOS & Android)
• Supports optional gateway for extended remote features
• Suitable for steel, wooden, brass, and stainless-steel doors
• Fits door thickness from 35–70 mm

• Brand / Model: XSDTS ZSF3
• Material: Aluminium alloy
• Unlock Methods: Fingerprint / Password / App / Mechanical Key
• Connectivity: Bluetooth
• Smart Platform: Tuya
• Fingerprint Capacity: Up to 150 users
• Power Supply: 4 × AAA batteries (included)
• Emergency Power: USB interface
• Door Thickness: 35–70 mm
• Protection Level: Not waterproof
• Certification: CE

• Ideal smart upgrade for homes and apartments
• Perfect for rentals, hotels, and shared spaces
• No more lost keys with biometric access
• Modern design suits most door styles

• Install the lock on a compatible door
• Insert the included AAA batteries
• Download and pair with the Tuya app via Bluetooth
• Add fingerprints, passwords, and app users
• Use USB emergency charging if batteries are depleted

• Smart Door Lock Unit × 1
• Mechanical Keys × 2
• AAA Batteries × 4
• Installation Accessories × 1 set
• User Manual × 1

• Not waterproof – recommended for indoor use
• Please confirm door thickness before ordering
• Bluetooth connection required for app features
• Professional installation recommended for best performance