Filta Smart Door Knob Lock - Biometric Fingerprint Door Lock with Keypad & APP Control, Keyless Entry Automatic Door Lock for Bedroom Home & Office Door, Door Knob with Lock (Matte Black)

This smart door knob lock (biometric door lock) is a versatile keyless entry solution for bedrooms, homes, and offices. Featuring fingerprint/keypad/APP/key unlock methods, automatic locking, local data storage (privacy protection), and easy DIY installation, it fits most standard American doors. With IP65 waterproofing, durable metal construction, and long battery life, this fingerprint door lock for bedroom balances security, convenience, and modern style—ideal for daily use and rental properties.

• 【Multi-Unlock Methods & Strong Door Security】 This biometric door lock (biometric door knob) offers 4 reliable access ways: 0.1s fast fingerprint unlock (stores 50 prints) via fingerprint/thumbprint door knob, 0-9 digit keypad unlock (100 user codes) with anti-peeping protection(Virtual Password), Bluetooth APP control (Wi-Fi needs separate gateway), and backup keys. All fingerprints are stored locally (no cloud upload) for privacy, making it a secure door lock with code for home and office.
• 【Smart Functions for Daily Convenience】 As a smart lock for bedroom door, this smart door knob supports automatic locking to avoid forgetting to lock. The digital door knob’s APP(Tuya) enables easy member management, temporary access code sharing (ideal for Airbnb/hotels), and real-time unlock history checks. Mute mode prevents sleep disturbance, while passage mode fits frequent entry (e.g., family gatherings)—a practical smart door knob balancing intelligence and ease of use.
• 【Recommend for Bedrooms & Wide Compatibility】 Designed as door locks for bedrooms (bedroom door lock/bedroom door knobs with lock/room door locks bedroom), this door knob with lock fits most standard American wooden/metal doors (NOT glass doors) with 1-3/8" to 2-1/2" thickness and 2-3/8" or 2-3/4" adjustable backset. Also suitable for garages, rental properties, and small office,replacing traditional mechanical door knobs seamlessly.
• 【Easy DIY Installation & Durable Build】 This keyless entry door lock with handle requires only a screwdriver for 10-minute DIY installation (no professional tools needed). Made of premium aluminum/zinc alloy with scratch-resistant plating, it passes 150,000 mechanical life tests（Last for 20 years) , 144-hour salt spray tests, and humidity tests—sturdy as a locking door knob for bedroom. Diamond-textured outer knob design enhances aesthetic appeal and increases friction for a secure grip.
• 【Long Battery Life & Trusted Warranty】 This fingerprint lock (fingerprint door lock for bedroom) supports two power options: 4 AAA alkaline batteries (18-month life, not included) or built-in 400mAh rechargeable battery (12-month life, 3-4h full charge). Type-C port provides emergency backup charging, and low-battery alarm alerts 2 months in advance. with 7×24 customer service—a reliable cerradura inteligente/cerraduras inteligentes para puertas for long-term use.