Solala Door Lock Fingerprint Smart Door Lock with Handle Smart Door Lock

Multiple Door Opening: Advanced fingerprint recognition, TTLock App, non-contact IC card, password, mechanical key, with multiple door opening modes to choose from.If you forget to replace the battery and can't open the door, you can use USB backup power supply for emergency power supply to unlock the lock, or use a mechanical key to unlock the lock High Quality Aluminum Alloy Lock: Fingerprint Door Lock is powered by 4 AAA batteries (batteries not included),hold up to 50 fingerprints.The door lock module is waterproof, moisture-proof. It has been tested for high and low temperature, vibration, aging, etc. to adapt to harsh environments Appropriate Types: The lock body size is 160*22mm (6.3*0.86in), suitable for door thickness 30mm-100mm (1.2in-3.9in).If you are replacing the lock on an old door, please measure the width and height of the guide plate and the thickness of the door Easy Installation: Within minutes you can swap out your basic lock for the Smart Lock. The wire free technology makes installation quickly and easily, also security. All it need is just a small screwdriver, about 15 minutes you can install a smart lock for your home or office