Sdoer silver, new open box

Electronic Door lock can be set to lock automatically after 1-30 seconds. The default auto-lock time of the system is 10 seconds. And provide 50 access codes (47+3 administrator users) and 3 standard keys for home use, which can modify the voice volume and door opening direction of the front door lock.

Deadbolt Smart Lock is IP54 waterproof, has all-weather protection, a low battery indicator, a backlit keypad, high-temperature resistance (-40℉-125℉), and other features designed to keep your home safe. The smart lock bolt is made of strong zinc alloy, stainless steel frame, and an anti-theft lock cylinder, which is reliable and safe.

One-button password lock and automatic locking function to ensure the safety of your family's passcode door lockwhen you go out. The digital door locks with a keypad provides four mechanical keys and an emergency power supply (USB) for emergency unlocking.

Please refer to the instructions in the "User Guide (PDF)" under the product page to install the door lock and use it, the keyless entry door lock deadbolt only takes a few minutes and you can easily install it yourself with just a screwdriver - no additional drilling required, No professional locks are required. Compatible with standard American wood doors for left and right-handed doors. Applicable door panel thickness: 35~55mm. Note: Batteries not included.