Aluminum alloy apartment lock, durable and stylish. The black option adds a stylish and modern touch to any door. With its advanced features, this lock provides convenience and peace of mind. The lock offers a variety of unlocking methods, including fingerprint recognition, password entry, card access, Bluetooth app control, and traditional keys. Using the TT Lock or Tuya app you can access and manage your lock from your smartphone. The lock is powered by 4 alkaline batteries and operates at DC6V. The Micro-USB emergency power supply ensures you always have access to your apartment, even if the battery is drained. Waterproof design. It can withstand the effects of water and moisture without affecting its functionality. This ensures your lock remains reliable and secure even in rainy or humid conditions. The waterproof smart electric apartment lock is the perfect choice for those looking for high security and added convenience. Its aluminum construction, multiple unloc…