Fingerprint Door Lock Handle
Very High Demand This Smart Lock—For Good Reason
This smart lock isn’t just trending, it’s transforming how people secure their personal spaces. With fingerprint recognition and custom passcodes, you’ll never fumble for keys again. Whether you're locking your bedroom, office, or rental room, this lock keeps your space private and protected—instantly
How To Set It Up
Simply replace your current door handle with this one using the included hardware (fits most wooden interior doors). Download the Tong tong Lock App, pair your device, and register your fingerprint or set a code. You're done in minutes—and your space is fully secured.
Real Results, Real Security
Customers are loving the mix of style, safety, and simplicity. Whether you're sharing a space or just want your own room more secure, this lock delivers.
94%
✅ 94% said “It made my room feel safer”
97%
✅ 97% said “Setup was quick and easy
96%
✅ 96% said “Fingerprint unlock works every time”
30-Money-Back Guarantee!
We stand by our products with a 30-day risk-free guarantee. If you're not completely thrilled with your order, simply return it for a full refund (no questions asked)
What Customers Are Raving About!
Frequently Asked Questions
FAQ
1. Will it fit on my door?
Yes! It’s designed for standard wooden interior doors and installs like a regular door handle.
2. How many people can access it?
You can store up to 50 fingerprints—perfect for roommates, family, or trusted friends.
3. Is the app safe to use?
Yes! The Tong tong Lock App uses encrypted communication to protect your data and device access.
4. What if the battery dies?
You’ll get low battery warnings in advance, and it has a manual USB emergency power port to unlock.
5. Can I still use a code if my fingerprint doesn’t work?
Yes! You can unlock via PIN code as a backup or set up multiple access methods.
6. Is this lock good for Airbnb or rentals?
Absolutely. You can generate temporary codes or remove access anytime directly from the app.