B04 Fingerprint Electronic Door Lock with Keypad and Handle – Keyless Entry Smart Door Lock, Remote APP Control, Code Unlock, Matte Black, Smart Locks for Front Door, Home, Office Use

Product description

Does this smart lock work without WiFi?

Yes, this fingerprint door lock supports multiple unlocking methods — fingerprint, passcode, card, key, and TTLock app control. WiFi is needed for remote access.

Is it waterproof for outdoor use?

Yes, it’s IP65 waterproof and weatherproof, ideal for home, garage, or rental apartments.

How fast and accurate is the fingerprint recognition?

The upgraded semiconductor sensor unlocks in just 0.3 seconds with a 99.99% recognition rate, even with slightly wet fingers.

What if the lock runs out of battery?

You can use the Type-C emergency charging port or the mechanical backup key to unlock the door immediately.

Is installation difficult?

Not at all. The B04 comes with clear instructions and all necessary accessories. Most users complete installation within 15–20 minutes without professional help.

【6-in-1 Unlocking】 Supports fingerprint, passcode, mobile app, key card, mechanical key, and WiFi (requires G2 gateway). Offers ultra-fast 0.1-second recognition with 99.99% accuracy and reliable performance even in cold weather. Stores up to 300 access credentials in total: 100 fingerprints, 100 passcodes, and 100 key cards. Ideal for homes, offices, and short-term rentals.
【Remote App Control】 Manage the smart lock remotely via mobile app: generate passcodes, view unlock records, and assign user permissions. Compatible with TT Lock . Great for landlords, families, and users needing remote access.
【Secure and Reliable Design】 Features advanced dummy password encryption to effectively secure fingerprint data and user privacy. With a reinforced lock cylinder and handle, it minimizes jamming and false recognition issues. Equipped with auto-lock and anti-peep password capabilities, it protects your home 24/7.
【Easy Installation & All-Weather Durability】 No drilling required—install in 15 minutes. Fits standard U.S. doors and supports both left and right-hand installation. Weatherproof, sun-resistant, and cold-resistant, making it suitable for houses, apartments, and rental properties.
【Long-Term Support & Emergency Power】 Offers ongoing technical support and reliable usage protection. With a low-power consumption design, a set of batteries lasts up to 12 months under normal use. Includes a USB-C emergency port for temporary power supply when the battery is low.Note: Batteries and gateway are not included in the package.

Product summary

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