Uses Emergency Override Keys (4 Mechanical Key Included) To Open Lock For Emergency Occasions. The Lock (Or Use Emergency Override Keys). Requires 2 1.5V Batteries.Service Life Of Battery: Approx. 20,000 Times (Up To 1 Years, Till The Alarm While Unlocking You Need Replace The Battery Within 10 Days). Alarm When The Battery Low. Alarm If Error Code Entered. Password or TM card authentication is successful, the drive 6V relay 2. Turn the handle or delay, the relay off lock 3. The administrative password 1 group, 64 user passwords 4. The user can modify the admin password, add or delete a password 5.
Electronic Key (TM card) emergency door 6. The administrator password can be restored to the original password, and delete all user passwords.
Successive six-digit password is entered correctly, you can open the door (pseudo-code function), but the total length is not more than 12. 6, TM card open door. Tries as the reason of the limitation of postal system. The item "Steel Pushbutton Combination Electronic Code Keyless Handles Home Safe Door Lock" is in sale since Friday, October 5, 2018. This item is in the category "Home & Garden\Home Improvement\Building & Hardware\Doors & Door Hardware\Other Door Hardware".
The seller is "liuyanping8" and is located in BJ. This item can be shipped worldwide.