Smart Deadbolt SMONET Keyless Entry Door Lock with Digital Keypad Electronic Bluetooth Touchscreen Remote Locks with Alexa and Gateway

Generate Permanent, One-time or Customized passcodes for guests. Support automatic lock to ensure the safety of your house. Alloy body, long battery life, 4pcs AA batteries can provide 5000 openings . For security reason, it will automatically lock for five minutes when enter the password incorrectly more than 5 times. You can Authorized Admin to your family(recipients need to download the TTLock and register an account), recipients can unlock via APP. No need to worry about getting keys back from them. Make it more flexible for children, friends or others who wants to entry. 1 year warranty and free life time technical support. Any question such as Installation or App problems please feel free to contact us..syi